621215868

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:504

約数の個数: 192

約数和(自身を含む): 1906688000

約数和(自身を除く): 1285472132

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 19, 21, 26, 28, 38, 39, 42, 52, 57, 76, 78, 79, 84, 91, 114, 133, 156, 158, 182, 228, 237, 247, 266, 273, 316, 364, 379, 399, 474, 494, 532, 546, 553, 741, 758, 798, 948, 988, 1027, 1092, 1106, 1137, 1482, 1501, 1516, 1596, 1659, 1729, 2054, 2212, 2274, 2653, 2964, 3002, 3081, 3318, 3458, 4108, 4503, 4548, 4927, 5187, 5306, 6004, 6162, 6636, 6916, 7189, 7201, 7959, 9006, 9854, 10374, 10507, 10612, 12324, 14378, 14402, 14781, 15918, 18012, 19513, 19708, 20748, 21014, 21567, 21603, 28756, 28804, 29562, 29941, 31521, 31836, 34489, 39026, 42028, 43134, 43206, 50407, 58539, 59124, 59882, 63042, 68978, 78052, 86268, 86412, 89823, 93613, 100814, 103467, 117078, 119764, 126084, 136591, 137956, 151221, 179646, 187226, 201628, 206934, 209587, 234156, 273182, 280839, 302442, 359292, 374452, 389233, 409773, 413868, 419174, 546364, 561678, 568879, 604884, 628761, 655291, 778466, 819546, 838348, 1123356, 1137758, 1167699, 1257522, 1310582, 1556932, 1639092, 1706637, 1965873, 2275516, 2335398, 2515044, 2621164, 2724631, 3413274, 3931746, 3982153, 4670796, 5449262, 6826548, 7395427, 7863492, 7964306, 8173893, 10898524, 11946459, 14790854, 15928612, 16347786, 22186281, 23892918, 29581708, 32695572, 44372562, 47785836, 51767989, 88745124, 103535978, 155303967, 207071956, 310607934, 621215868]

約数ペア:

[(1, 621215868), (2, 310607934), (3, 207071956), (4, 155303967), (6, 103535978), (7, 88745124), (12, 51767989), (13, 47785836), (14, 44372562), (19, 32695572), (21, 29581708), (26, 23892918), (28, 22186281), (38, 16347786), (39, 15928612), (42, 14790854), (52, 11946459), (57, 10898524), (76, 8173893), (78, 7964306), (79, 7863492), (84, 7395427), (91, 6826548), (114, 5449262), (133, 4670796), (156, 3982153), (158, 3931746), (182, 3413274), (228, 2724631), (237, 2621164), (247, 2515044), (266, 2335398), (273, 2275516), (316, 1965873), (364, 1706637), (379, 1639092), (399, 1556932), (474, 1310582), (494, 1257522), (532, 1167699), (546, 1137758), (553, 1123356), (741, 838348), (758, 819546), (798, 778466), (948, 655291), (988, 628761), (1027, 604884), (1092, 568879), (1106, 561678), (1137, 546364), (1482, 419174), (1501, 413868), (1516, 409773), (1596, 389233), (1659, 374452), (1729, 359292), (2054, 302442), (2212, 280839), (2274, 273182), (2653, 234156), (2964, 209587), (3002, 206934), (3081, 201628), (3318, 187226), (3458, 179646), (4108, 151221), (4503, 137956), (4548, 136591), (4927, 126084), (5187, 119764), (5306, 117078), (6004, 103467), (6162, 100814), (6636, 93613), (6916, 89823), (7189, 86412), (7201, 86268), (7959, 78052), (9006, 68978), (9854, 63042), (10374, 59882), (10507, 59124), (10612, 58539), (12324, 50407), (14378, 43206), (14402, 43134), (14781, 42028), (15918, 39026), (18012, 34489), (19513, 31836), (19708, 31521), (20748, 29941), (21014, 29562), (21567, 28804), (21603, 28756)]