402379380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^2$

素因数の和:148

約数の個数: 288

約数和(自身を含む): 1424747520

約数和(自身を除く): 1022368140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 31, 36, 39, 43, 45, 52, 54, 60, 62, 65, 78, 86, 90, 93, 108, 117, 124, 129, 130, 135, 155, 156, 172, 180, 186, 195, 215, 234, 258, 260, 270, 279, 310, 351, 372, 387, 390, 403, 430, 465, 468, 516, 540, 558, 559, 585, 620, 645, 702, 774, 780, 806, 837, 860, 930, 1116, 1118, 1161, 1170, 1209, 1290, 1333, 1395, 1404, 1548, 1612, 1674, 1677, 1755, 1849, 1860, 1935, 2015, 2236, 2322, 2340, 2418, 2580, 2666, 2790, 2795, 3348, 3354, 3510, 3627, 3698, 3870, 3999, 4030, 4185, 4644, 4836, 5031, 5332, 5547, 5580, 5590, 5805, 6045, 6665, 6708, 7020, 7254, 7396, 7740, 7998, 8060, 8370, 8385, 9245, 10062, 10881, 11094, 11180, 11610, 11997, 12090, 13330, 14508, 15093, 15996, 16641, 16740, 16770, 17329, 18135, 18490, 19995, 20124, 21762, 22188, 23220, 23994, 24037, 24180, 25155, 26660, 27735, 30186, 33282, 33540, 34658, 35991, 36270, 36980, 39990, 43524, 47988, 48074, 49923, 50310, 51987, 54405, 55470, 57319, 59985, 60372, 66564, 69316, 71982, 72111, 72540, 75465, 79980, 83205, 86645, 96148, 99846, 100620, 103974, 108810, 110940, 114638, 119970, 120185, 143964, 144222, 150930, 155961, 166410, 171957, 173290, 179955, 199692, 207948, 216333, 217620, 229276, 239940, 240370, 249615, 259935, 286595, 288444, 301860, 311922, 332820, 343914, 346580, 359910, 360555, 432666, 467883, 480740, 499230, 515871, 519870, 573190, 623844, 648999, 687828, 719820, 721110, 745147, 779805, 859785, 865332, 935766, 998460, 1031742, 1039740, 1081665, 1146380, 1297998, 1442220, 1490294, 1547613, 1559610, 1719570, 1871532, 2063484, 2163330, 2235441, 2339415, 2579355, 2595996, 2980588, 3095226, 3119220, 3244995, 3439140, 3725735, 4326660, 4470882, 4678830, 5158710, 6190452, 6489990, 6706323, 7451470, 7738065, 8941764, 9357660, 10317420, 11177205, 12979980, 13412646, 14902940, 15476130, 20118969, 22354410, 26825292, 30952260, 33531615, 40237938, 44708820, 67063230, 80475876, 100594845, 134126460, 201189690, 402379380]

約数ペア:

[(1, 402379380), (2, 201189690), (3, 134126460), (4, 100594845), (5, 80475876), (6, 67063230), (9, 44708820), (10, 40237938), (12, 33531615), (13, 30952260), (15, 26825292), (18, 22354410), (20, 20118969), (26, 15476130), (27, 14902940), (30, 13412646), (31, 12979980), (36, 11177205), (39, 10317420), (43, 9357660), (45, 8941764), (52, 7738065), (54, 7451470), (60, 6706323), (62, 6489990), (65, 6190452), (78, 5158710), (86, 4678830), (90, 4470882), (93, 4326660), (108, 3725735), (117, 3439140), (124, 3244995), (129, 3119220), (130, 3095226), (135, 2980588), (155, 2595996), (156, 2579355), (172, 2339415), (180, 2235441), (186, 2163330), (195, 2063484), (215, 1871532), (234, 1719570), (258, 1559610), (260, 1547613), (270, 1490294), (279, 1442220), (310, 1297998), (351, 1146380), (372, 1081665), (387, 1039740), (390, 1031742), (403, 998460), (430, 935766), (465, 865332), (468, 859785), (516, 779805), (540, 745147), (558, 721110), (559, 719820), (585, 687828), (620, 648999), (645, 623844), (702, 573190), (774, 519870), (780, 515871), (806, 499230), (837, 480740), (860, 467883), (930, 432666), (1116, 360555), (1118, 359910), (1161, 346580), (1170, 343914), (1209, 332820), (1290, 311922), (1333, 301860), (1395, 288444), (1404, 286595), (1548, 259935), (1612, 249615), (1674, 240370), (1677, 239940), (1755, 229276), (1849, 217620), (1860, 216333), (1935, 207948), (2015, 199692), (2236, 179955), (2322, 173290), (2340, 171957), (2418, 166410), (2580, 155961), (2666, 150930), (2790, 144222), (2795, 143964), (3348, 120185), (3354, 119970), (3510, 114638), (3627, 110940), (3698, 108810), (3870, 103974), (3999, 100620), (4030, 99846), (4185, 96148), (4644, 86645), (4836, 83205), (5031, 79980), (5332, 75465), (5547, 72540), (5580, 72111), (5590, 71982), (5805, 69316), (6045, 66564), (6665, 60372), (6708, 59985), (7020, 57319), (7254, 55470), (7396, 54405), (7740, 51987), (7998, 50310), (8060, 49923), (8370, 48074), (8385, 47988), (9245, 43524), (10062, 39990), (10881, 36980), (11094, 36270), (11180, 35991), (11610, 34658), (11997, 33540), (12090, 33282), (13330, 30186), (14508, 27735), (15093, 26660), (15996, 25155), (16641, 24180), (16740, 24037), (16770, 23994), (17329, 23220), (18135, 22188), (18490, 21762), (19995, 20124)]