1219726620

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1487}}^1$

素因数の和:1550

約数の個数: 288

約数和(自身を含む): 4559708160

約数和(自身を除く): 3339981540

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, 1487, 1519, 1674, 1764, 1860, 1890, 1953, 2170, 2205, 2604, 2646, 2790, 2940, 2974, 3038, 3255, 3348, 3780, 3906, 4185, 4340, 4410, 4461, 4557, 5292, 5580, 5859, 5948, 6076, 6510, 6615, 7435, 7595, 7812, 8370, 8820, 8922, 9114, 9765, 10409, 11718, 13020, 13230, 13383, 13671, 14870, 15190, 16740, 17844, 18228, 19530, 20818, 22305, 22785, 23436, 26460, 26766, 27342, 29295, 29740, 30380, 31227, 39060, 40149, 41013, 41636, 44610, 45570, 46097, 52045, 53532, 54684, 58590, 62454, 66915, 68355, 72863, 80298, 82026, 89220, 91140, 92194, 93681, 104090, 117180, 124908, 133830, 136710, 138291, 145726, 156135, 160596, 164052, 184388, 187362, 200745, 205065, 208180, 218589, 230485, 267660, 273420, 276582, 281043, 291452, 312270, 322679, 364315, 374724, 401490, 410130, 414873, 437178, 460970, 468405, 553164, 562086, 624540, 645358, 655767, 691455, 728630, 802980, 820260, 829746, 874356, 921940, 936810, 968037, 1092945, 1124172, 1244619, 1290716, 1311534, 1382910, 1405215, 1457260, 1613395, 1659492, 1873620, 1936074, 1967301, 2074365, 2185890, 2258753, 2489238, 2623068, 2765820, 2810430, 2904111, 3226790, 3278835, 3872148, 3934602, 4148730, 4371780, 4517506, 4840185, 4978476, 5620860, 5808222, 6223095, 6453580, 6557670, 6776259, 7869204, 8297460, 8712333, 9035012, 9680370, 9836505, 11293765, 11616444, 12446190, 13115340, 13552518, 14520555, 17424666, 19360740, 19673010, 20328777, 22587530, 24892380, 27105036, 29041110, 33881295, 34849332, 39346020, 40657554, 43561665, 45175060, 58082220, 60986331, 67762590, 81315108, 87123330, 101643885, 121972662, 135525180, 174246660, 203287770, 243945324, 304931655, 406575540, 609863310, 1219726620]

約数ペア:

[(1, 1219726620), (2, 609863310), (3, 406575540), (4, 304931655), (5, 243945324), (6, 203287770), (7, 174246660), (9, 135525180), (10, 121972662), (12, 101643885), (14, 87123330), (15, 81315108), (18, 67762590), (20, 60986331), (21, 58082220), (27, 45175060), (28, 43561665), (30, 40657554), (31, 39346020), (35, 34849332), (36, 33881295), (42, 29041110), (45, 27105036), (49, 24892380), (54, 22587530), (60, 20328777), (62, 19673010), (63, 19360740), (70, 17424666), (84, 14520555), (90, 13552518), (93, 13115340), (98, 12446190), (105, 11616444), (108, 11293765), (124, 9836505), (126, 9680370), (135, 9035012), (140, 8712333), (147, 8297460), (155, 7869204), (180, 6776259), (186, 6557670), (189, 6453580), (196, 6223095), (210, 5808222), (217, 5620860), (245, 4978476), (252, 4840185), (270, 4517506), (279, 4371780), (294, 4148730), (310, 3934602), (315, 3872148), (372, 3278835), (378, 3226790), (420, 2904111), (434, 2810430), (441, 2765820), (465, 2623068), (490, 2489238), (540, 2258753), (558, 2185890), (588, 2074365), (620, 1967301), (630, 1936074), (651, 1873620), (735, 1659492), (756, 1613395), (837, 1457260), (868, 1405215), (882, 1382910), (930, 1311534), (945, 1290716), (980, 1244619), (1085, 1124172), (1116, 1092945), (1260, 968037), (1302, 936810), (1323, 921940), (1395, 874356), (1470, 829746), (1487, 820260), (1519, 802980), (1674, 728630), (1764, 691455), (1860, 655767), (1890, 645358), (1953, 624540), (2170, 562086), (2205, 553164), (2604, 468405), (2646, 460970), (2790, 437178), (2940, 414873), (2974, 410130), (3038, 401490), (3255, 374724), (3348, 364315), (3780, 322679), (3906, 312270), (4185, 291452), (4340, 281043), (4410, 276582), (4461, 273420), (4557, 267660), (5292, 230485), (5580, 218589), (5859, 208180), (5948, 205065), (6076, 200745), (6510, 187362), (6615, 184388), (7435, 164052), (7595, 160596), (7812, 156135), (8370, 145726), (8820, 138291), (8922, 136710), (9114, 133830), (9765, 124908), (10409, 117180), (11718, 104090), (13020, 93681), (13230, 92194), (13383, 91140), (13671, 89220), (14870, 82026), (15190, 80298), (16740, 72863), (17844, 68355), (18228, 66915), (19530, 62454), (20818, 58590), (22305, 54684), (22785, 53532), (23436, 52045), (26460, 46097), (26766, 45570), (27342, 44610), (29295, 41636), (29740, 41013), (30380, 40149), (31227, 39060)]