87145020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:424

約数の個数: 144

約数和(自身を含む): 282522240

約数和(自身を除く): 195377220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 83, 90, 95, 114, 166, 171, 180, 190, 228, 249, 285, 307, 332, 342, 380, 415, 498, 570, 614, 684, 747, 830, 855, 921, 996, 1140, 1228, 1245, 1494, 1535, 1577, 1660, 1710, 1842, 2490, 2763, 2988, 3070, 3154, 3420, 3684, 3735, 4605, 4731, 4980, 5526, 5833, 6140, 6308, 7470, 7885, 9210, 9462, 11052, 11666, 13815, 14193, 14940, 15770, 17499, 18420, 18924, 23332, 23655, 25481, 27630, 28386, 29165, 31540, 34998, 47310, 50962, 52497, 55260, 56772, 58330, 69996, 70965, 76443, 87495, 94620, 101924, 104994, 116660, 127405, 141930, 152886, 174990, 209988, 229329, 254810, 262485, 283860, 305772, 349980, 382215, 458658, 484139, 509620, 524970, 764430, 917316, 968278, 1049940, 1146645, 1452417, 1528860, 1936556, 2293290, 2420695, 2904834, 4357251, 4586580, 4841390, 5809668, 7262085, 8714502, 9682780, 14524170, 17429004, 21786255, 29048340, 43572510, 87145020]

約数ペア:

[(1, 87145020), (2, 43572510), (3, 29048340), (4, 21786255), (5, 17429004), (6, 14524170), (9, 9682780), (10, 8714502), (12, 7262085), (15, 5809668), (18, 4841390), (19, 4586580), (20, 4357251), (30, 2904834), (36, 2420695), (38, 2293290), (45, 1936556), (57, 1528860), (60, 1452417), (76, 1146645), (83, 1049940), (90, 968278), (95, 917316), (114, 764430), (166, 524970), (171, 509620), (180, 484139), (190, 458658), (228, 382215), (249, 349980), (285, 305772), (307, 283860), (332, 262485), (342, 254810), (380, 229329), (415, 209988), (498, 174990), (570, 152886), (614, 141930), (684, 127405), (747, 116660), (830, 104994), (855, 101924), (921, 94620), (996, 87495), (1140, 76443), (1228, 70965), (1245, 69996), (1494, 58330), (1535, 56772), (1577, 55260), (1660, 52497), (1710, 50962), (1842, 47310), (2490, 34998), (2763, 31540), (2988, 29165), (3070, 28386), (3154, 27630), (3420, 25481), (3684, 23655), (3735, 23332), (4605, 18924), (4731, 18420), (4980, 17499), (5526, 15770), (5833, 14940), (6140, 14193), (6308, 13815), (7470, 11666), (7885, 11052), (9210, 9462)]