274998210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:336

約数の個数: 128

約数和(自身を含む): 729907200

約数和(自身を除く): 454908990

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 31, 38, 57, 62, 79, 93, 95, 114, 155, 158, 186, 190, 197, 237, 285, 310, 394, 395, 465, 474, 570, 589, 591, 790, 930, 985, 1178, 1182, 1185, 1501, 1767, 1970, 2370, 2449, 2945, 2955, 3002, 3534, 3743, 4503, 4898, 5890, 5910, 6107, 7347, 7486, 7505, 8835, 9006, 11229, 12214, 12245, 14694, 15010, 15563, 17670, 18321, 18715, 22458, 22515, 24490, 30535, 31126, 36642, 36735, 37430, 45030, 46531, 46689, 56145, 61070, 73470, 77815, 91605, 93062, 93378, 112290, 116033, 139593, 155630, 183210, 232066, 232655, 233445, 279186, 295697, 348099, 465310, 466890, 482453, 580165, 591394, 696198, 697965, 887091, 964906, 1160330, 1395930, 1447359, 1478485, 1740495, 1774182, 2412265, 2894718, 2956970, 3480990, 4435455, 4824530, 7236795, 8870910, 9166607, 14473590, 18333214, 27499821, 45833035, 54999642, 91666070, 137499105, 274998210]

約数ペア:

[(1, 274998210), (2, 137499105), (3, 91666070), (5, 54999642), (6, 45833035), (10, 27499821), (15, 18333214), (19, 14473590), (30, 9166607), (31, 8870910), (38, 7236795), (57, 4824530), (62, 4435455), (79, 3480990), (93, 2956970), (95, 2894718), (114, 2412265), (155, 1774182), (158, 1740495), (186, 1478485), (190, 1447359), (197, 1395930), (237, 1160330), (285, 964906), (310, 887091), (394, 697965), (395, 696198), (465, 591394), (474, 580165), (570, 482453), (589, 466890), (591, 465310), (790, 348099), (930, 295697), (985, 279186), (1178, 233445), (1182, 232655), (1185, 232066), (1501, 183210), (1767, 155630), (1970, 139593), (2370, 116033), (2449, 112290), (2945, 93378), (2955, 93062), (3002, 91605), (3534, 77815), (3743, 73470), (4503, 61070), (4898, 56145), (5890, 46689), (5910, 46531), (6107, 45030), (7347, 37430), (7486, 36735), (7505, 36642), (8835, 31126), (9006, 30535), (11229, 24490), (12214, 22515), (12245, 22458), (14694, 18715), (15010, 18321), (15563, 17670)]