28542787740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1\times {\mathrm{20177}}^1$

素因数の和:20492

約数の個数: 144

約数和(自身を含む): 89900254080

約数和(自身を除く): 61357466340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 271, 290, 348, 435, 522, 542, 580, 813, 870, 1044, 1084, 1305, 1355, 1626, 1740, 2439, 2610, 2710, 3252, 4065, 4878, 5220, 5420, 7859, 8130, 9756, 12195, 15718, 16260, 20177, 23577, 24390, 31436, 39295, 40354, 47154, 48780, 60531, 70731, 78590, 80708, 94308, 100885, 117885, 121062, 141462, 157180, 181593, 201770, 235770, 242124, 282924, 302655, 353655, 363186, 403540, 471540, 585133, 605310, 707310, 726372, 907965, 1170266, 1210620, 1414620, 1755399, 1815930, 2340532, 2925665, 3510798, 3631860, 5266197, 5467967, 5851330, 7021596, 8776995, 10532394, 10935934, 11702660, 16403901, 17553990, 21064788, 21871868, 26330985, 27339835, 32807802, 35107980, 49211703, 52661970, 54679670, 65615604, 82019505, 98423406, 105323940, 109359340, 158571043, 164039010, 196846812, 246058515, 317142086, 328078020, 475713129, 492117030, 634284172, 792855215, 951426258, 984234060, 1427139387, 1585710430, 1902852516, 2378565645, 2854278774, 3171420860, 4757131290, 5708557548, 7135696935, 9514262580, 14271393870, 28542787740]

約数ペア:

[(1, 28542787740), (2, 14271393870), (3, 9514262580), (4, 7135696935), (5, 5708557548), (6, 4757131290), (9, 3171420860), (10, 2854278774), (12, 2378565645), (15, 1902852516), (18, 1585710430), (20, 1427139387), (29, 984234060), (30, 951426258), (36, 792855215), (45, 634284172), (58, 492117030), (60, 475713129), (87, 328078020), (90, 317142086), (116, 246058515), (145, 196846812), (174, 164039010), (180, 158571043), (261, 109359340), (271, 105323940), (290, 98423406), (348, 82019505), (435, 65615604), (522, 54679670), (542, 52661970), (580, 49211703), (813, 35107980), (870, 32807802), (1044, 27339835), (1084, 26330985), (1305, 21871868), (1355, 21064788), (1626, 17553990), (1740, 16403901), (2439, 11702660), (2610, 10935934), (2710, 10532394), (3252, 8776995), (4065, 7021596), (4878, 5851330), (5220, 5467967), (5420, 5266197), (7859, 3631860), (8130, 3510798), (9756, 2925665), (12195, 2340532), (15718, 1815930), (16260, 1755399), (20177, 1414620), (23577, 1210620), (24390, 1170266), (31436, 907965), (39295, 726372), (40354, 707310), (47154, 605310), (48780, 585133), (60531, 471540), (70731, 403540), (78590, 363186), (80708, 353655), (94308, 302655), (100885, 282924), (117885, 242124), (121062, 235770), (141462, 201770), (157180, 181593)]