215989020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{383}}^1$

素因数の和:652

約数の個数: 144

約数和(自身を含む): 710341632

約数和(自身を除く): 494352612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 241, 260, 383, 390, 468, 482, 585, 723, 766, 780, 964, 1149, 1170, 1205, 1446, 1532, 1915, 2169, 2298, 2340, 2410, 2892, 3133, 3447, 3615, 3830, 4338, 4596, 4820, 4979, 5745, 6266, 6894, 7230, 7660, 8676, 9399, 9958, 10845, 11490, 12532, 13788, 14460, 14937, 15665, 17235, 18798, 19916, 21690, 22980, 24895, 28197, 29874, 31330, 34470, 37596, 43380, 44811, 46995, 49790, 56394, 59748, 62660, 68940, 74685, 89622, 92303, 93990, 99580, 112788, 140985, 149370, 179244, 184606, 187980, 224055, 276909, 281970, 298740, 369212, 448110, 461515, 553818, 563940, 830727, 896220, 923030, 1107636, 1199939, 1384545, 1661454, 1846060, 2399878, 2769090, 3322908, 3599817, 4153635, 4799756, 5538180, 5999695, 7199634, 8307270, 10799451, 11999390, 14399268, 16614540, 17999085, 21598902, 23998780, 35998170, 43197804, 53997255, 71996340, 107994510, 215989020]

約数ペア:

[(1, 215989020), (2, 107994510), (3, 71996340), (4, 53997255), (5, 43197804), (6, 35998170), (9, 23998780), (10, 21598902), (12, 17999085), (13, 16614540), (15, 14399268), (18, 11999390), (20, 10799451), (26, 8307270), (30, 7199634), (36, 5999695), (39, 5538180), (45, 4799756), (52, 4153635), (60, 3599817), (65, 3322908), (78, 2769090), (90, 2399878), (117, 1846060), (130, 1661454), (156, 1384545), (180, 1199939), (195, 1107636), (234, 923030), (241, 896220), (260, 830727), (383, 563940), (390, 553818), (468, 461515), (482, 448110), (585, 369212), (723, 298740), (766, 281970), (780, 276909), (964, 224055), (1149, 187980), (1170, 184606), (1205, 179244), (1446, 149370), (1532, 140985), (1915, 112788), (2169, 99580), (2298, 93990), (2340, 92303), (2410, 89622), (2892, 74685), (3133, 68940), (3447, 62660), (3615, 59748), (3830, 56394), (4338, 49790), (4596, 46995), (4820, 44811), (4979, 43380), (5745, 37596), (6266, 34470), (6894, 31330), (7230, 29874), (7660, 28197), (8676, 24895), (9399, 22980), (9958, 21690), (10845, 19916), (11490, 18798), (12532, 17235), (13788, 15665), (14460, 14937)]