304812040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{41}}^1$

素因数の和:140

約数の個数: 192

約数和(自身を含む): 829679760

約数和(自身を除く): 524867720

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 29, 34, 40, 41, 52, 58, 65, 68, 82, 85, 104, 116, 130, 136, 145, 164, 170, 205, 221, 232, 260, 290, 328, 340, 377, 410, 442, 493, 520, 533, 580, 680, 697, 754, 820, 841, 884, 986, 1066, 1105, 1160, 1189, 1394, 1508, 1640, 1682, 1768, 1885, 1972, 2132, 2210, 2378, 2465, 2665, 2788, 3016, 3364, 3485, 3770, 3944, 4205, 4264, 4420, 4756, 4930, 5330, 5576, 5945, 6409, 6728, 6970, 7540, 8410, 8840, 9061, 9512, 9860, 10660, 10933, 11890, 12818, 13940, 14297, 15080, 15457, 16820, 18122, 19720, 20213, 21320, 21866, 23780, 25636, 27880, 28594, 30914, 32045, 33640, 34481, 36244, 40426, 43732, 45305, 47560, 51272, 54665, 57188, 61828, 64090, 68962, 71485, 72488, 77285, 80852, 87464, 90610, 101065, 109330, 114376, 123656, 128180, 137924, 142970, 154570, 161704, 172405, 181220, 185861, 202130, 218660, 256360, 262769, 275848, 285940, 309140, 344810, 362440, 371722, 404260, 437320, 448253, 525538, 571880, 586177, 618280, 689620, 743444, 808520, 896506, 929305, 1051076, 1172354, 1313845, 1379240, 1486888, 1793012, 1858610, 2102152, 2241265, 2344708, 2627690, 2930885, 3586024, 3717220, 4482530, 4689416, 5255380, 5861770, 7434440, 7620301, 8965060, 10510760, 11723540, 15240602, 17930120, 23447080, 30481204, 38101505, 60962408, 76203010, 152406020, 304812040]

約数ペア:

[(1, 304812040), (2, 152406020), (4, 76203010), (5, 60962408), (8, 38101505), (10, 30481204), (13, 23447080), (17, 17930120), (20, 15240602), (26, 11723540), (29, 10510760), (34, 8965060), (40, 7620301), (41, 7434440), (52, 5861770), (58, 5255380), (65, 4689416), (68, 4482530), (82, 3717220), (85, 3586024), (104, 2930885), (116, 2627690), (130, 2344708), (136, 2241265), (145, 2102152), (164, 1858610), (170, 1793012), (205, 1486888), (221, 1379240), (232, 1313845), (260, 1172354), (290, 1051076), (328, 929305), (340, 896506), (377, 808520), (410, 743444), (442, 689620), (493, 618280), (520, 586177), (533, 571880), (580, 525538), (680, 448253), (697, 437320), (754, 404260), (820, 371722), (841, 362440), (884, 344810), (986, 309140), (1066, 285940), (1105, 275848), (1160, 262769), (1189, 256360), (1394, 218660), (1508, 202130), (1640, 185861), (1682, 181220), (1768, 172405), (1885, 161704), (1972, 154570), (2132, 142970), (2210, 137924), (2378, 128180), (2465, 123656), (2665, 114376), (2788, 109330), (3016, 101065), (3364, 90610), (3485, 87464), (3770, 80852), (3944, 77285), (4205, 72488), (4264, 71485), (4420, 68962), (4756, 64090), (4930, 61828), (5330, 57188), (5576, 54665), (5945, 51272), (6409, 47560), (6728, 45305), (6970, 43732), (7540, 40426), (8410, 36244), (8840, 34481), (9061, 33640), (9512, 32045), (9860, 30914), (10660, 28594), (10933, 27880), (11890, 25636), (12818, 23780), (13940, 21866), (14297, 21320), (15080, 20213), (15457, 19720), (16820, 18122)]