305775960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{1163}}^1$

素因数の和:1497

約数の個数: 128

約数和(自身を含む): 1052628480

約数和(自身を除く): 746852520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 313, 420, 626, 840, 939, 1163, 1252, 1565, 1878, 2191, 2326, 2504, 3130, 3489, 3756, 4382, 4652, 4695, 5815, 6260, 6573, 6978, 7512, 8141, 8764, 9304, 9390, 10955, 11630, 12520, 13146, 13956, 16282, 17445, 17528, 18780, 21910, 23260, 24423, 26292, 27912, 32564, 32865, 34890, 37560, 40705, 43820, 46520, 48846, 52584, 65128, 65730, 69780, 81410, 87640, 97692, 122115, 131460, 139560, 162820, 195384, 244230, 262920, 325640, 364019, 488460, 728038, 976920, 1092057, 1456076, 1820095, 2184114, 2548133, 2912152, 3640190, 4368228, 5096266, 5460285, 7280380, 7644399, 8736456, 10192532, 10920570, 12740665, 14560760, 15288798, 20385064, 21841140, 25481330, 30577596, 38221995, 43682280, 50962660, 61155192, 76443990, 101925320, 152887980, 305775960]

約数ペア:

[(1, 305775960), (2, 152887980), (3, 101925320), (4, 76443990), (5, 61155192), (6, 50962660), (7, 43682280), (8, 38221995), (10, 30577596), (12, 25481330), (14, 21841140), (15, 20385064), (20, 15288798), (21, 14560760), (24, 12740665), (28, 10920570), (30, 10192532), (35, 8736456), (40, 7644399), (42, 7280380), (56, 5460285), (60, 5096266), (70, 4368228), (84, 3640190), (105, 2912152), (120, 2548133), (140, 2184114), (168, 1820095), (210, 1456076), (280, 1092057), (313, 976920), (420, 728038), (626, 488460), (840, 364019), (939, 325640), (1163, 262920), (1252, 244230), (1565, 195384), (1878, 162820), (2191, 139560), (2326, 131460), (2504, 122115), (3130, 97692), (3489, 87640), (3756, 81410), (4382, 69780), (4652, 65730), (4695, 65128), (5815, 52584), (6260, 48846), (6573, 46520), (6978, 43820), (7512, 40705), (8141, 37560), (8764, 34890), (9304, 32865), (9390, 32564), (10955, 27912), (11630, 26292), (12520, 24423), (13146, 23260), (13956, 21910), (16282, 18780), (17445, 17528)]