7988616120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{809}}^1$

素因数の和:974

約数の個数: 256

約数和(自身を含む): 26034048000

約数和(自身を除く): 18045431880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 61, 71, 76, 95, 114, 120, 122, 142, 152, 183, 190, 213, 228, 244, 284, 285, 305, 355, 366, 380, 426, 456, 488, 568, 570, 610, 710, 732, 760, 809, 852, 915, 1065, 1140, 1159, 1220, 1349, 1420, 1464, 1618, 1704, 1830, 2130, 2280, 2318, 2427, 2440, 2698, 2840, 3236, 3477, 3660, 4045, 4047, 4260, 4331, 4636, 4854, 5396, 5795, 6472, 6745, 6954, 7320, 8090, 8094, 8520, 8662, 9272, 9708, 10792, 11590, 12135, 12993, 13490, 13908, 15371, 16180, 16188, 17324, 17385, 19416, 20235, 21655, 23180, 24270, 25986, 26980, 27816, 30742, 32360, 32376, 34648, 34770, 40470, 43310, 46113, 46360, 48540, 49349, 51972, 53960, 57439, 61484, 64965, 69540, 76855, 80940, 82289, 86620, 92226, 97080, 98698, 103944, 114878, 122968, 129930, 139080, 148047, 153710, 161880, 164578, 172317, 173240, 184452, 197396, 229756, 230565, 246745, 246867, 259860, 287195, 296094, 307420, 329156, 344634, 368904, 394792, 411445, 459512, 461130, 493490, 493734, 519720, 574390, 592188, 614840, 658312, 689268, 740235, 822890, 861585, 922260, 937631, 986980, 987468, 1091341, 1148780, 1184376, 1234335, 1378536, 1480470, 1645780, 1723170, 1844520, 1875262, 1973960, 1974936, 2182682, 2297560, 2468670, 2812893, 2960940, 3274023, 3291560, 3446340, 3503779, 3750524, 4365364, 4688155, 4937340, 5456705, 5625786, 5921880, 6548046, 6892680, 7007558, 7501048, 8730728, 9376310, 9874680, 10511337, 10913410, 11251572, 13096092, 14015116, 14064465, 16370115, 17518895, 18752620, 21022674, 21826820, 22503144, 26192184, 28030232, 28128930, 32740230, 35037790, 37505240, 42045348, 43653640, 52556685, 56257860, 65480460, 66571801, 70075580, 84090696, 105113370, 112515720, 130960920, 133143602, 140151160, 199715403, 210226740, 266287204, 332859005, 399430806, 420453480, 532574408, 665718010, 798861612, 998577015, 1331436020, 1597723224, 1997154030, 2662872040, 3994308060, 7988616120]

約数ペア:

[(1, 7988616120), (2, 3994308060), (3, 2662872040), (4, 1997154030), (5, 1597723224), (6, 1331436020), (8, 998577015), (10, 798861612), (12, 665718010), (15, 532574408), (19, 420453480), (20, 399430806), (24, 332859005), (30, 266287204), (38, 210226740), (40, 199715403), (57, 140151160), (60, 133143602), (61, 130960920), (71, 112515720), (76, 105113370), (95, 84090696), (114, 70075580), (120, 66571801), (122, 65480460), (142, 56257860), (152, 52556685), (183, 43653640), (190, 42045348), (213, 37505240), (228, 35037790), (244, 32740230), (284, 28128930), (285, 28030232), (305, 26192184), (355, 22503144), (366, 21826820), (380, 21022674), (426, 18752620), (456, 17518895), (488, 16370115), (568, 14064465), (570, 14015116), (610, 13096092), (710, 11251572), (732, 10913410), (760, 10511337), (809, 9874680), (852, 9376310), (915, 8730728), (1065, 7501048), (1140, 7007558), (1159, 6892680), (1220, 6548046), (1349, 5921880), (1420, 5625786), (1464, 5456705), (1618, 4937340), (1704, 4688155), (1830, 4365364), (2130, 3750524), (2280, 3503779), (2318, 3446340), (2427, 3291560), (2440, 3274023), (2698, 2960940), (2840, 2812893), (3236, 2468670), (3477, 2297560), (3660, 2182682), (4045, 1974936), (4047, 1973960), (4260, 1875262), (4331, 1844520), (4636, 1723170), (4854, 1645780), (5396, 1480470), (5795, 1378536), (6472, 1234335), (6745, 1184376), (6954, 1148780), (7320, 1091341), (8090, 987468), (8094, 986980), (8520, 937631), (8662, 922260), (9272, 861585), (9708, 822890), (10792, 740235), (11590, 689268), (12135, 658312), (12993, 614840), (13490, 592188), (13908, 574390), (15371, 519720), (16180, 493734), (16188, 493490), (17324, 461130), (17385, 459512), (19416, 411445), (20235, 394792), (21655, 368904), (23180, 344634), (24270, 329156), (25986, 307420), (26980, 296094), (27816, 287195), (30742, 259860), (32360, 246867), (32376, 246745), (34648, 230565), (34770, 229756), (40470, 197396), (43310, 184452), (46113, 173240), (46360, 172317), (48540, 164578), (49349, 161880), (51972, 153710), (53960, 148047), (57439, 139080), (61484, 129930), (64965, 122968), (69540, 114878), (76855, 103944), (80940, 98698), (82289, 97080), (86620, 92226)]