2980437280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{571}}^1$

素因数の和:723

約数の個数: 192

約数和(自身を含む): 7939451520

約数和(自身を除く): 4959014240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 68, 76, 80, 85, 95, 101, 136, 152, 160, 170, 190, 202, 272, 304, 323, 340, 380, 404, 505, 544, 571, 608, 646, 680, 760, 808, 1010, 1142, 1292, 1360, 1520, 1615, 1616, 1717, 1919, 2020, 2284, 2584, 2720, 2855, 3040, 3230, 3232, 3434, 3838, 4040, 4568, 5168, 5710, 6460, 6868, 7676, 8080, 8585, 9136, 9595, 9707, 10336, 10849, 11420, 12920, 13736, 15352, 16160, 17170, 18272, 19190, 19414, 21698, 22840, 25840, 27472, 30704, 32623, 34340, 38380, 38828, 43396, 45680, 48535, 51680, 54245, 54944, 57671, 61408, 65246, 68680, 76760, 77656, 86792, 91360, 97070, 108490, 115342, 130492, 137360, 153520, 155312, 163115, 173584, 184433, 194140, 216980, 230684, 260984, 274720, 288355, 307040, 310624, 326230, 347168, 368866, 388280, 433960, 461368, 521968, 576710, 652460, 737732, 776560, 867920, 922165, 922736, 980407, 1043936, 1095749, 1153420, 1304920, 1475464, 1553120, 1735840, 1844330, 1845472, 1960814, 2191498, 2306840, 2609840, 2950928, 3688660, 3921628, 4382996, 4613680, 4902035, 5219680, 5478745, 5901856, 7377320, 7843256, 8765992, 9227360, 9804070, 10957490, 14754640, 15686512, 17531984, 18627733, 19608140, 21914980, 29509280, 31373024, 35063968, 37255466, 39216280, 43829960, 74510932, 78432560, 87659920, 93138665, 149021864, 156865120, 175319840, 186277330, 298043728, 372554660, 596087456, 745109320, 1490218640, 2980437280]

約数ペア:

[(1, 2980437280), (2, 1490218640), (4, 745109320), (5, 596087456), (8, 372554660), (10, 298043728), (16, 186277330), (17, 175319840), (19, 156865120), (20, 149021864), (32, 93138665), (34, 87659920), (38, 78432560), (40, 74510932), (68, 43829960), (76, 39216280), (80, 37255466), (85, 35063968), (95, 31373024), (101, 29509280), (136, 21914980), (152, 19608140), (160, 18627733), (170, 17531984), (190, 15686512), (202, 14754640), (272, 10957490), (304, 9804070), (323, 9227360), (340, 8765992), (380, 7843256), (404, 7377320), (505, 5901856), (544, 5478745), (571, 5219680), (608, 4902035), (646, 4613680), (680, 4382996), (760, 3921628), (808, 3688660), (1010, 2950928), (1142, 2609840), (1292, 2306840), (1360, 2191498), (1520, 1960814), (1615, 1845472), (1616, 1844330), (1717, 1735840), (1919, 1553120), (2020, 1475464), (2284, 1304920), (2584, 1153420), (2720, 1095749), (2855, 1043936), (3040, 980407), (3230, 922736), (3232, 922165), (3434, 867920), (3838, 776560), (4040, 737732), (4568, 652460), (5168, 576710), (5710, 521968), (6460, 461368), (6868, 433960), (7676, 388280), (8080, 368866), (8585, 347168), (9136, 326230), (9595, 310624), (9707, 307040), (10336, 288355), (10849, 274720), (11420, 260984), (12920, 230684), (13736, 216980), (15352, 194140), (16160, 184433), (17170, 173584), (18272, 163115), (19190, 155312), (19414, 153520), (21698, 137360), (22840, 130492), (25840, 115342), (27472, 108490), (30704, 97070), (32623, 91360), (34340, 86792), (38380, 77656), (38828, 76760), (43396, 68680), (45680, 65246), (48535, 61408), (51680, 57671), (54245, 54944)]