1981411770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1$

素因数の和:429

約数の個数: 192

約数和(自身を含む): 5519162880

約数和(自身を除く): 3537751110

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 67, 78, 95, 114, 130, 134, 169, 190, 195, 201, 247, 285, 307, 335, 338, 390, 402, 494, 507, 570, 614, 670, 741, 845, 871, 921, 1005, 1014, 1235, 1273, 1482, 1535, 1690, 1742, 1842, 2010, 2470, 2535, 2546, 2613, 3070, 3211, 3705, 3819, 3991, 4355, 4605, 5070, 5226, 5833, 6365, 6422, 7410, 7638, 7982, 8710, 9210, 9633, 11323, 11666, 11973, 12730, 13065, 16055, 16549, 17499, 19095, 19266, 19955, 20569, 22646, 23946, 26130, 29165, 32110, 33098, 33969, 34998, 38190, 39910, 41138, 48165, 49647, 51883, 56615, 58330, 59865, 61707, 67938, 75829, 82745, 87495, 96330, 99294, 102845, 103766, 113230, 119730, 123414, 151658, 155649, 165490, 169845, 174990, 205690, 215137, 227487, 248235, 259415, 267397, 308535, 311298, 339690, 379145, 390811, 430274, 454974, 496470, 518830, 534794, 617070, 645411, 758290, 778245, 781622, 802191, 985777, 1075685, 1137435, 1172433, 1290822, 1336985, 1556490, 1604382, 1954055, 1971554, 2151370, 2274870, 2344866, 2673970, 2957331, 3227055, 3476161, 3908110, 4010955, 4928885, 5080543, 5862165, 5914662, 6454110, 6952322, 8021910, 9857770, 10161086, 10428483, 11724330, 14786655, 15241629, 17380805, 20856966, 25402715, 29573310, 30483258, 34761610, 50805430, 52142415, 66047059, 76208145, 104284830, 132094118, 152416290, 198141177, 330235295, 396282354, 660470590, 990705885, 1981411770]

約数ペア:

[(1, 1981411770), (2, 990705885), (3, 660470590), (5, 396282354), (6, 330235295), (10, 198141177), (13, 152416290), (15, 132094118), (19, 104284830), (26, 76208145), (30, 66047059), (38, 52142415), (39, 50805430), (57, 34761610), (65, 30483258), (67, 29573310), (78, 25402715), (95, 20856966), (114, 17380805), (130, 15241629), (134, 14786655), (169, 11724330), (190, 10428483), (195, 10161086), (201, 9857770), (247, 8021910), (285, 6952322), (307, 6454110), (335, 5914662), (338, 5862165), (390, 5080543), (402, 4928885), (494, 4010955), (507, 3908110), (570, 3476161), (614, 3227055), (670, 2957331), (741, 2673970), (845, 2344866), (871, 2274870), (921, 2151370), (1005, 1971554), (1014, 1954055), (1235, 1604382), (1273, 1556490), (1482, 1336985), (1535, 1290822), (1690, 1172433), (1742, 1137435), (1842, 1075685), (2010, 985777), (2470, 802191), (2535, 781622), (2546, 778245), (2613, 758290), (3070, 645411), (3211, 617070), (3705, 534794), (3819, 518830), (3991, 496470), (4355, 454974), (4605, 430274), (5070, 390811), (5226, 379145), (5833, 339690), (6365, 311298), (6422, 308535), (7410, 267397), (7638, 259415), (7982, 248235), (8710, 227487), (9210, 215137), (9633, 205690), (11323, 174990), (11666, 169845), (11973, 165490), (12730, 155649), (13065, 151658), (16055, 123414), (16549, 119730), (17499, 113230), (19095, 103766), (19266, 102845), (19955, 99294), (20569, 96330), (22646, 87495), (23946, 82745), (26130, 75829), (29165, 67938), (32110, 61707), (33098, 59865), (33969, 58330), (34998, 56615), (38190, 51883), (39910, 49647), (41138, 48165)]