431322220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:248

約数の個数: 192

約数和(自身を含む): 1161216000

約数和(自身を除く): 729893780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 29, 31, 35, 46, 58, 62, 70, 92, 115, 116, 124, 140, 145, 149, 155, 161, 203, 217, 230, 290, 298, 310, 322, 406, 434, 460, 580, 596, 620, 644, 667, 713, 745, 805, 812, 868, 899, 1015, 1043, 1085, 1334, 1426, 1490, 1610, 1798, 2030, 2086, 2170, 2668, 2852, 2980, 3220, 3335, 3427, 3565, 3596, 4060, 4172, 4321, 4340, 4495, 4619, 4669, 4991, 5215, 6293, 6670, 6854, 7130, 8642, 8990, 9238, 9338, 9982, 10430, 12586, 13340, 13708, 14260, 17135, 17284, 17980, 18476, 18676, 19964, 20677, 20860, 21605, 23095, 23345, 23989, 24955, 25172, 30247, 31465, 32333, 34270, 41354, 43210, 46190, 46690, 47978, 49910, 60494, 62930, 64666, 68540, 82708, 86420, 92380, 93380, 95956, 99383, 99820, 103385, 106237, 119945, 120988, 125860, 129332, 133951, 144739, 151235, 161665, 198766, 206770, 212474, 239890, 267902, 289478, 302470, 323330, 397532, 413540, 424948, 479780, 496915, 531185, 535804, 578956, 604940, 646660, 669755, 695681, 723695, 743659, 937657, 993830, 1062370, 1339510, 1391362, 1447390, 1487318, 1875314, 1987660, 2124740, 2679020, 2782724, 2894780, 2974636, 3080873, 3478405, 3718295, 3750628, 4688285, 6161746, 6956810, 7436590, 9376570, 12323492, 13913620, 14873180, 15404365, 18753140, 21566111, 30808730, 43132222, 61617460, 86264444, 107830555, 215661110, 431322220]

約数ペア:

[(1, 431322220), (2, 215661110), (4, 107830555), (5, 86264444), (7, 61617460), (10, 43132222), (14, 30808730), (20, 21566111), (23, 18753140), (28, 15404365), (29, 14873180), (31, 13913620), (35, 12323492), (46, 9376570), (58, 7436590), (62, 6956810), (70, 6161746), (92, 4688285), (115, 3750628), (116, 3718295), (124, 3478405), (140, 3080873), (145, 2974636), (149, 2894780), (155, 2782724), (161, 2679020), (203, 2124740), (217, 1987660), (230, 1875314), (290, 1487318), (298, 1447390), (310, 1391362), (322, 1339510), (406, 1062370), (434, 993830), (460, 937657), (580, 743659), (596, 723695), (620, 695681), (644, 669755), (667, 646660), (713, 604940), (745, 578956), (805, 535804), (812, 531185), (868, 496915), (899, 479780), (1015, 424948), (1043, 413540), (1085, 397532), (1334, 323330), (1426, 302470), (1490, 289478), (1610, 267902), (1798, 239890), (2030, 212474), (2086, 206770), (2170, 198766), (2668, 161665), (2852, 151235), (2980, 144739), (3220, 133951), (3335, 129332), (3427, 125860), (3565, 120988), (3596, 119945), (4060, 106237), (4172, 103385), (4321, 99820), (4340, 99383), (4495, 95956), (4619, 93380), (4669, 92380), (4991, 86420), (5215, 82708), (6293, 68540), (6670, 64666), (6854, 62930), (7130, 60494), (8642, 49910), (8990, 47978), (9238, 46690), (9338, 46190), (9982, 43210), (10430, 41354), (12586, 34270), (13340, 32333), (13708, 31465), (14260, 30247), (17135, 25172), (17284, 24955), (17980, 23989), (18476, 23345), (18676, 23095), (19964, 21605), (20677, 20860)]