205118940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:572

約数の個数: 192

約数和(自身を含む): 677376000

約数和(自身を除く): 472257060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 31, 34, 39, 51, 52, 60, 62, 65, 68, 78, 85, 93, 102, 124, 130, 155, 156, 170, 186, 195, 204, 221, 255, 260, 310, 340, 372, 390, 403, 442, 465, 499, 510, 527, 620, 663, 780, 806, 884, 930, 998, 1020, 1054, 1105, 1209, 1326, 1497, 1581, 1612, 1860, 1996, 2015, 2108, 2210, 2418, 2495, 2635, 2652, 2994, 3162, 3315, 4030, 4420, 4836, 4990, 5270, 5988, 6045, 6324, 6487, 6630, 6851, 7485, 7905, 8060, 8483, 9980, 10540, 12090, 12974, 13260, 13702, 14970, 15469, 15810, 16966, 19461, 20553, 24180, 25449, 25948, 27404, 29940, 30938, 31620, 32435, 33932, 34255, 38922, 41106, 42415, 46407, 50898, 61876, 64870, 68510, 77345, 77844, 82212, 84830, 92814, 97305, 101796, 102765, 110279, 127245, 129740, 137020, 154690, 169660, 185628, 194610, 201097, 205530, 220558, 232035, 254490, 262973, 309380, 330837, 389220, 402194, 411060, 441116, 464070, 508980, 525946, 551395, 603291, 661674, 788919, 804388, 928140, 1005485, 1051892, 1102790, 1206582, 1314865, 1323348, 1577838, 1654185, 2010970, 2205580, 2413164, 2629730, 3016455, 3155676, 3308370, 3418649, 3944595, 4021940, 5259460, 6032910, 6616740, 6837298, 7889190, 10255947, 12065820, 13674596, 15778380, 17093245, 20511894, 34186490, 41023788, 51279735, 68372980, 102559470, 205118940]

約数ペア:

[(1, 205118940), (2, 102559470), (3, 68372980), (4, 51279735), (5, 41023788), (6, 34186490), (10, 20511894), (12, 17093245), (13, 15778380), (15, 13674596), (17, 12065820), (20, 10255947), (26, 7889190), (30, 6837298), (31, 6616740), (34, 6032910), (39, 5259460), (51, 4021940), (52, 3944595), (60, 3418649), (62, 3308370), (65, 3155676), (68, 3016455), (78, 2629730), (85, 2413164), (93, 2205580), (102, 2010970), (124, 1654185), (130, 1577838), (155, 1323348), (156, 1314865), (170, 1206582), (186, 1102790), (195, 1051892), (204, 1005485), (221, 928140), (255, 804388), (260, 788919), (310, 661674), (340, 603291), (372, 551395), (390, 525946), (403, 508980), (442, 464070), (465, 441116), (499, 411060), (510, 402194), (527, 389220), (620, 330837), (663, 309380), (780, 262973), (806, 254490), (884, 232035), (930, 220558), (998, 205530), (1020, 201097), (1054, 194610), (1105, 185628), (1209, 169660), (1326, 154690), (1497, 137020), (1581, 129740), (1612, 127245), (1860, 110279), (1996, 102765), (2015, 101796), (2108, 97305), (2210, 92814), (2418, 84830), (2495, 82212), (2635, 77844), (2652, 77345), (2994, 68510), (3162, 64870), (3315, 61876), (4030, 50898), (4420, 46407), (4836, 42415), (4990, 41106), (5270, 38922), (5988, 34255), (6045, 33932), (6324, 32435), (6487, 31620), (6630, 30938), (6851, 29940), (7485, 27404), (7905, 25948), (8060, 25449), (8483, 24180), (9980, 20553), (10540, 19461), (12090, 16966), (12974, 15810), (13260, 15469), (13702, 14970)]