203452380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:185

約数の個数: 216

約数和(自身を含む): 678996864

約数和(自身を除く): 475544484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 38, 45, 57, 60, 62, 76, 90, 93, 95, 101, 114, 124, 155, 171, 180, 186, 190, 202, 228, 279, 285, 303, 310, 342, 361, 372, 380, 404, 465, 505, 558, 570, 589, 606, 620, 684, 722, 855, 909, 930, 1010, 1083, 1116, 1140, 1178, 1212, 1395, 1444, 1515, 1710, 1767, 1805, 1818, 1860, 1919, 2020, 2166, 2356, 2790, 2945, 3030, 3131, 3249, 3420, 3534, 3610, 3636, 3838, 4332, 4545, 5301, 5415, 5580, 5757, 5890, 6060, 6262, 6498, 7068, 7220, 7676, 8835, 9090, 9393, 9595, 10602, 10830, 11191, 11514, 11780, 12524, 12996, 15655, 16245, 17271, 17670, 18180, 18786, 19190, 21204, 21660, 22382, 23028, 26505, 28179, 28785, 31310, 32490, 33573, 34542, 35340, 36461, 37572, 38380, 44764, 46965, 53010, 55955, 56358, 57570, 59489, 62620, 64980, 67146, 69084, 72922, 86355, 93930, 100719, 106020, 109383, 111910, 112716, 115140, 118978, 134292, 140895, 145844, 167865, 172710, 178467, 182305, 187860, 201438, 218766, 223820, 237956, 281790, 297445, 328149, 335730, 345420, 356934, 364610, 402876, 437532, 503595, 535401, 546915, 563580, 594890, 656298, 671460, 713868, 729220, 892335, 1007190, 1070802, 1093830, 1130291, 1189780, 1312596, 1640745, 1784670, 2014380, 2141604, 2187660, 2260582, 2677005, 3281490, 3390873, 3569340, 4521164, 5354010, 5651455, 6562980, 6781746, 10172619, 10708020, 11302910, 13563492, 16954365, 20345238, 22605820, 33908730, 40690476, 50863095, 67817460, 101726190, 203452380]

約数ペア:

[(1, 203452380), (2, 101726190), (3, 67817460), (4, 50863095), (5, 40690476), (6, 33908730), (9, 22605820), (10, 20345238), (12, 16954365), (15, 13563492), (18, 11302910), (19, 10708020), (20, 10172619), (30, 6781746), (31, 6562980), (36, 5651455), (38, 5354010), (45, 4521164), (57, 3569340), (60, 3390873), (62, 3281490), (76, 2677005), (90, 2260582), (93, 2187660), (95, 2141604), (101, 2014380), (114, 1784670), (124, 1640745), (155, 1312596), (171, 1189780), (180, 1130291), (186, 1093830), (190, 1070802), (202, 1007190), (228, 892335), (279, 729220), (285, 713868), (303, 671460), (310, 656298), (342, 594890), (361, 563580), (372, 546915), (380, 535401), (404, 503595), (465, 437532), (505, 402876), (558, 364610), (570, 356934), (589, 345420), (606, 335730), (620, 328149), (684, 297445), (722, 281790), (855, 237956), (909, 223820), (930, 218766), (1010, 201438), (1083, 187860), (1116, 182305), (1140, 178467), (1178, 172710), (1212, 167865), (1395, 145844), (1444, 140895), (1515, 134292), (1710, 118978), (1767, 115140), (1805, 112716), (1818, 111910), (1860, 109383), (1919, 106020), (2020, 100719), (2166, 93930), (2356, 86355), (2790, 72922), (2945, 69084), (3030, 67146), (3131, 64980), (3249, 62620), (3420, 59489), (3534, 57570), (3610, 56358), (3636, 55955), (3838, 53010), (4332, 46965), (4545, 44764), (5301, 38380), (5415, 37572), (5580, 36461), (5757, 35340), (5890, 34542), (6060, 33573), (6262, 32490), (6498, 31310), (7068, 28785), (7220, 28179), (7676, 26505), (8835, 23028), (9090, 22382), (9393, 21660), (9595, 21204), (10602, 19190), (10830, 18786), (11191, 18180), (11514, 17670), (11780, 17271), (12524, 16245), (12996, 15655)]