20154608460

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{24571}}^1$

素因数の和:24634

約数の個数: 288

約数和(自身を含む): 75296471040

約数和(自身を除く): 55141862580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 42, 45, 49, 54, 60, 62, 63, 70, 84, 90, 93, 98, 105, 108, 124, 126, 135, 140, 147, 155, 180, 186, 189, 196, 210, 217, 245, 252, 270, 279, 294, 310, 315, 372, 378, 420, 434, 441, 465, 490, 540, 558, 588, 620, 630, 651, 735, 756, 837, 868, 882, 930, 945, 980, 1085, 1116, 1260, 1302, 1323, 1395, 1470, 1519, 1674, 1764, 1860, 1890, 1953, 2170, 2205, 2604, 2646, 2790, 2940, 3038, 3255, 3348, 3780, 3906, 4185, 4340, 4410, 4557, 5292, 5580, 5859, 6076, 6510, 6615, 7595, 7812, 8370, 8820, 9114, 9765, 11718, 13020, 13230, 13671, 15190, 16740, 18228, 19530, 22785, 23436, 24571, 26460, 27342, 29295, 30380, 39060, 41013, 45570, 49142, 54684, 58590, 68355, 73713, 82026, 91140, 98284, 117180, 122855, 136710, 147426, 164052, 171997, 205065, 221139, 245710, 273420, 294852, 343994, 368565, 410130, 442278, 491420, 515991, 663417, 687988, 737130, 761701, 820260, 859985, 884556, 1031982, 1105695, 1203979, 1326834, 1474260, 1523402, 1547973, 1719970, 2063964, 2211390, 2285103, 2407958, 2579955, 2653668, 3046804, 3095946, 3317085, 3439940, 3611937, 3808505, 4422780, 4570206, 4643919, 4815916, 5159910, 5331907, 6019895, 6191892, 6634170, 6855309, 7223874, 7617010, 7739865, 9140412, 9287838, 10319820, 10663814, 10835811, 11425515, 12039790, 13268340, 13710618, 14447748, 15234020, 15479730, 15995721, 18059685, 18575676, 20565927, 21327628, 21671622, 22851030, 23219595, 24079580, 26659535, 27421236, 30959460, 31991442, 32507433, 34276545, 36119370, 37323349, 41131854, 43343244, 45702060, 46439190, 47987163, 53319070, 54179055, 63982884, 65014866, 68553090, 72238740, 74646698, 79978605, 82263708, 92878380, 95974326, 102829635, 106638140, 108358110, 111970047, 130029732, 137106180, 143961489, 149293396, 159957210, 162537165, 186616745, 191948652, 205659270, 216716220, 223940094, 239935815, 287922978, 319914420, 325074330, 335910141, 373233490, 411318540, 447880188, 479871630, 559850235, 575845956, 650148660, 671820282, 719807445, 746466980, 959743260, 1007730423, 1119700470, 1343640564, 1439614890, 1679550705, 2015460846, 2239400940, 2879229780, 3359101410, 4030921692, 5038652115, 6718202820, 10077304230, 20154608460]

約数ペア:

[(1, 20154608460), (2, 10077304230), (3, 6718202820), (4, 5038652115), (5, 4030921692), (6, 3359101410), (7, 2879229780), (9, 2239400940), (10, 2015460846), (12, 1679550705), (14, 1439614890), (15, 1343640564), (18, 1119700470), (20, 1007730423), (21, 959743260), (27, 746466980), (28, 719807445), (30, 671820282), (31, 650148660), (35, 575845956), (36, 559850235), (42, 479871630), (45, 447880188), (49, 411318540), (54, 373233490), (60, 335910141), (62, 325074330), (63, 319914420), (70, 287922978), (84, 239935815), (90, 223940094), (93, 216716220), (98, 205659270), (105, 191948652), (108, 186616745), (124, 162537165), (126, 159957210), (135, 149293396), (140, 143961489), (147, 137106180), (155, 130029732), (180, 111970047), (186, 108358110), (189, 106638140), (196, 102829635), (210, 95974326), (217, 92878380), (245, 82263708), (252, 79978605), (270, 74646698), (279, 72238740), (294, 68553090), (310, 65014866), (315, 63982884), (372, 54179055), (378, 53319070), (420, 47987163), (434, 46439190), (441, 45702060), (465, 43343244), (490, 41131854), (540, 37323349), (558, 36119370), (588, 34276545), (620, 32507433), (630, 31991442), (651, 30959460), (735, 27421236), (756, 26659535), (837, 24079580), (868, 23219595), (882, 22851030), (930, 21671622), (945, 21327628), (980, 20565927), (1085, 18575676), (1116, 18059685), (1260, 15995721), (1302, 15479730), (1323, 15234020), (1395, 14447748), (1470, 13710618), (1519, 13268340), (1674, 12039790), (1764, 11425515), (1860, 10835811), (1890, 10663814), (1953, 10319820), (2170, 9287838), (2205, 9140412), (2604, 7739865), (2646, 7617010), (2790, 7223874), (2940, 6855309), (3038, 6634170), (3255, 6191892), (3348, 6019895), (3780, 5331907), (3906, 5159910), (4185, 4815916), (4340, 4643919), (4410, 4570206), (4557, 4422780), (5292, 3808505), (5580, 3611937), (5859, 3439940), (6076, 3317085), (6510, 3095946), (6615, 3046804), (7595, 2653668), (7812, 2579955), (8370, 2407958), (8820, 2285103), (9114, 2211390), (9765, 2063964), (11718, 1719970), (13020, 1547973), (13230, 1523402), (13671, 1474260), (15190, 1326834), (16740, 1203979), (18228, 1105695), (19530, 1031982), (22785, 884556), (23436, 859985), (24571, 820260), (26460, 761701), (27342, 737130), (29295, 687988), (30380, 663417), (39060, 515991), (41013, 491420), (45570, 442278), (49142, 410130), (54684, 368565), (58590, 343994), (68355, 294852), (73713, 273420), (82026, 245710), (91140, 221139), (98284, 205065), (117180, 171997), (122855, 164052), (136710, 147426)]