1360973440

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:642

約数の個数: 128

約数和(自身を含む): 3360320640

約数和(自身を除く): 1999347200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 71, 80, 122, 128, 142, 160, 244, 284, 305, 320, 355, 488, 491, 568, 610, 640, 710, 976, 982, 1136, 1220, 1420, 1952, 1964, 2272, 2440, 2455, 2840, 3904, 3928, 4331, 4544, 4880, 4910, 5680, 7808, 7856, 8662, 9088, 9760, 9820, 11360, 15712, 17324, 19520, 19640, 21655, 22720, 29951, 31424, 34648, 34861, 39040, 39280, 43310, 45440, 59902, 62848, 69296, 69722, 78560, 86620, 119804, 138592, 139444, 149755, 157120, 173240, 174305, 239608, 277184, 278888, 299510, 314240, 346480, 348610, 479216, 554368, 557776, 599020, 692960, 697220, 958432, 1115552, 1198040, 1385920, 1394440, 1916864, 2126521, 2231104, 2396080, 2771840, 2788880, 3833728, 4253042, 4462208, 4792160, 5577760, 8506084, 9584320, 10632605, 11155520, 17012168, 19168640, 21265210, 22311040, 34024336, 42530420, 68048672, 85060840, 136097344, 170121680, 272194688, 340243360, 680486720, 1360973440]

約数ペア:

[(1, 1360973440), (2, 680486720), (4, 340243360), (5, 272194688), (8, 170121680), (10, 136097344), (16, 85060840), (20, 68048672), (32, 42530420), (40, 34024336), (61, 22311040), (64, 21265210), (71, 19168640), (80, 17012168), (122, 11155520), (128, 10632605), (142, 9584320), (160, 8506084), (244, 5577760), (284, 4792160), (305, 4462208), (320, 4253042), (355, 3833728), (488, 2788880), (491, 2771840), (568, 2396080), (610, 2231104), (640, 2126521), (710, 1916864), (976, 1394440), (982, 1385920), (1136, 1198040), (1220, 1115552), (1420, 958432), (1952, 697220), (1964, 692960), (2272, 599020), (2440, 557776), (2455, 554368), (2840, 479216), (3904, 348610), (3928, 346480), (4331, 314240), (4544, 299510), (4880, 278888), (4910, 277184), (5680, 239608), (7808, 174305), (7856, 173240), (8662, 157120), (9088, 149755), (9760, 139444), (9820, 138592), (11360, 119804), (15712, 86620), (17324, 78560), (19520, 69722), (19640, 69296), (21655, 62848), (22720, 59902), (29951, 45440), (31424, 43310), (34648, 39280), (34861, 39040)]