1809782480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:266

約数の個数: 240

約数和(自身を含む): 4933350912

約数和(自身を除く): 3123568432

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 37, 40, 44, 55, 62, 74, 80, 88, 110, 121, 124, 148, 155, 163, 176, 185, 220, 242, 248, 296, 310, 326, 341, 370, 407, 440, 484, 496, 592, 605, 620, 652, 682, 740, 814, 815, 880, 968, 1147, 1210, 1240, 1304, 1364, 1480, 1628, 1630, 1705, 1793, 1936, 2035, 2294, 2420, 2480, 2608, 2728, 2960, 3256, 3260, 3410, 3586, 3751, 4070, 4477, 4588, 4840, 5053, 5456, 5735, 6031, 6512, 6520, 6820, 7172, 7502, 8140, 8954, 8965, 9176, 9680, 10106, 11470, 12062, 12617, 13040, 13640, 14344, 15004, 16280, 17908, 17930, 18352, 18755, 19723, 20212, 22385, 22940, 24124, 25234, 25265, 27280, 28688, 30008, 30155, 32560, 35816, 35860, 37510, 39446, 40424, 44770, 45880, 48248, 50468, 50530, 55583, 60016, 60310, 63085, 66341, 71632, 71720, 75020, 78892, 80848, 89540, 91760, 96496, 98615, 100936, 101060, 111166, 120620, 126170, 132682, 138787, 143440, 150040, 157784, 179080, 186961, 197230, 201872, 202120, 222332, 241240, 252340, 265364, 277574, 277915, 300080, 315568, 331705, 358160, 373922, 394460, 404240, 444664, 482480, 504680, 530728, 555148, 555830, 611413, 663410, 693935, 729751, 747844, 788920, 889328, 934805, 1009360, 1061456, 1110296, 1111660, 1222826, 1326820, 1387870, 1459502, 1495688, 1577840, 1869610, 2056571, 2220592, 2223320, 2445652, 2653640, 2775740, 2919004, 2991376, 3057065, 3648755, 3739220, 4113142, 4446640, 4891304, 5307280, 5551480, 5838008, 6114130, 7297510, 7478440, 8226284, 9782608, 10282855, 11102960, 11676016, 12228260, 14595020, 14956880, 16452568, 20565710, 22622281, 24456520, 29190040, 32905136, 41131420, 45244562, 48913040, 58380080, 82262840, 90489124, 113111405, 164525680, 180978248, 226222810, 361956496, 452445620, 904891240, 1809782480]

約数ペア:

[(1, 1809782480), (2, 904891240), (4, 452445620), (5, 361956496), (8, 226222810), (10, 180978248), (11, 164525680), (16, 113111405), (20, 90489124), (22, 82262840), (31, 58380080), (37, 48913040), (40, 45244562), (44, 41131420), (55, 32905136), (62, 29190040), (74, 24456520), (80, 22622281), (88, 20565710), (110, 16452568), (121, 14956880), (124, 14595020), (148, 12228260), (155, 11676016), (163, 11102960), (176, 10282855), (185, 9782608), (220, 8226284), (242, 7478440), (248, 7297510), (296, 6114130), (310, 5838008), (326, 5551480), (341, 5307280), (370, 4891304), (407, 4446640), (440, 4113142), (484, 3739220), (496, 3648755), (592, 3057065), (605, 2991376), (620, 2919004), (652, 2775740), (682, 2653640), (740, 2445652), (814, 2223320), (815, 2220592), (880, 2056571), (968, 1869610), (1147, 1577840), (1210, 1495688), (1240, 1459502), (1304, 1387870), (1364, 1326820), (1480, 1222826), (1628, 1111660), (1630, 1110296), (1705, 1061456), (1793, 1009360), (1936, 934805), (2035, 889328), (2294, 788920), (2420, 747844), (2480, 729751), (2608, 693935), (2728, 663410), (2960, 611413), (3256, 555830), (3260, 555148), (3410, 530728), (3586, 504680), (3751, 482480), (4070, 444664), (4477, 404240), (4588, 394460), (4840, 373922), (5053, 358160), (5456, 331705), (5735, 315568), (6031, 300080), (6512, 277915), (6520, 277574), (6820, 265364), (7172, 252340), (7502, 241240), (8140, 222332), (8954, 202120), (8965, 201872), (9176, 197230), (9680, 186961), (10106, 179080), (11470, 157784), (12062, 150040), (12617, 143440), (13040, 138787), (13640, 132682), (14344, 126170), (15004, 120620), (16280, 111166), (17908, 101060), (17930, 100936), (18352, 98615), (18755, 96496), (19723, 91760), (20212, 89540), (22385, 80848), (22940, 78892), (24124, 75020), (25234, 71720), (25265, 71632), (27280, 66341), (28688, 63085), (30008, 60310), (30155, 60016), (32560, 55583), (35816, 50530), (35860, 50468), (37510, 48248), (39446, 45880), (40424, 44770)]