646682010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{601}}^1$

素因数の和:744

約数の個数: 128

約数和(自身を含む): 1747630080

約数和(自身を除く): 1100948070

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 89, 93, 130, 155, 178, 186, 195, 267, 310, 390, 403, 445, 465, 534, 601, 806, 890, 930, 1157, 1202, 1209, 1335, 1803, 2015, 2314, 2418, 2670, 2759, 3005, 3471, 3606, 4030, 5518, 5785, 6010, 6045, 6942, 7813, 8277, 9015, 11570, 12090, 13795, 15626, 16554, 17355, 18030, 18631, 23439, 27590, 34710, 35867, 37262, 39065, 41385, 46878, 53489, 55893, 71734, 78130, 82770, 93155, 106978, 107601, 111786, 117195, 160467, 179335, 186310, 215202, 234390, 242203, 267445, 279465, 320934, 358670, 484406, 534890, 538005, 558930, 695357, 726609, 802335, 1076010, 1211015, 1390714, 1453218, 1604670, 1658159, 2086071, 2422030, 3316318, 3476785, 3633045, 4172142, 4974477, 6953570, 7266090, 8290795, 9948954, 10430355, 16581590, 20860710, 21556067, 24872385, 43112134, 49744770, 64668201, 107780335, 129336402, 215560670, 323341005, 646682010]

約数ペア:

[(1, 646682010), (2, 323341005), (3, 215560670), (5, 129336402), (6, 107780335), (10, 64668201), (13, 49744770), (15, 43112134), (26, 24872385), (30, 21556067), (31, 20860710), (39, 16581590), (62, 10430355), (65, 9948954), (78, 8290795), (89, 7266090), (93, 6953570), (130, 4974477), (155, 4172142), (178, 3633045), (186, 3476785), (195, 3316318), (267, 2422030), (310, 2086071), (390, 1658159), (403, 1604670), (445, 1453218), (465, 1390714), (534, 1211015), (601, 1076010), (806, 802335), (890, 726609), (930, 695357), (1157, 558930), (1202, 538005), (1209, 534890), (1335, 484406), (1803, 358670), (2015, 320934), (2314, 279465), (2418, 267445), (2670, 242203), (2759, 234390), (3005, 215202), (3471, 186310), (3606, 179335), (4030, 160467), (5518, 117195), (5785, 111786), (6010, 107601), (6045, 106978), (6942, 93155), (7813, 82770), (8277, 78130), (9015, 71734), (11570, 55893), (12090, 53489), (13795, 46878), (15626, 41385), (16554, 39065), (17355, 37262), (18030, 35867), (18631, 34710), (23439, 27590)]