245678160

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1607}}^1$

素因数の和:1650

約数の個数: 240

約数和(自身を含む): 954688896

約数和(自身を除く): 709010736

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 49, 52, 56, 60, 65, 70, 78, 80, 84, 91, 98, 104, 105, 112, 120, 130, 140, 147, 156, 168, 182, 195, 196, 208, 210, 240, 245, 260, 273, 280, 294, 312, 336, 364, 390, 392, 420, 455, 490, 520, 546, 560, 588, 624, 637, 728, 735, 780, 784, 840, 910, 980, 1040, 1092, 1176, 1274, 1365, 1456, 1470, 1560, 1607, 1680, 1820, 1911, 1960, 2184, 2352, 2548, 2730, 2940, 3120, 3185, 3214, 3640, 3822, 3920, 4368, 4821, 5096, 5460, 5880, 6370, 6428, 7280, 7644, 8035, 9555, 9642, 10192, 10920, 11249, 11760, 12740, 12856, 15288, 16070, 19110, 19284, 20891, 21840, 22498, 24105, 25480, 25712, 30576, 32140, 33747, 38220, 38568, 41782, 44996, 48210, 50960, 56245, 62673, 64280, 67494, 76440, 77136, 78743, 83564, 89992, 96420, 104455, 112490, 125346, 128560, 134988, 146237, 152880, 157486, 167128, 168735, 179984, 192840, 208910, 224980, 236229, 250692, 269976, 292474, 313365, 314972, 334256, 337470, 385680, 393715, 417820, 438711, 449960, 472458, 501384, 539952, 584948, 626730, 629944, 674940, 731185, 787430, 835640, 877422, 899920, 944916, 1002768, 1023659, 1169896, 1181145, 1253460, 1259888, 1349880, 1462370, 1574860, 1671280, 1754844, 1889832, 2047318, 2193555, 2339792, 2362290, 2506920, 2699760, 2924740, 3070977, 3149720, 3509688, 3779664, 4094636, 4387110, 4724580, 5013840, 5118295, 5849480, 6141954, 6299440, 7019376, 8189272, 8774220, 9449160, 10236590, 11698960, 12283908, 15354885, 16378544, 17548440, 18898320, 20473180, 24567816, 30709770, 35096880, 40946360, 49135632, 61419540, 81892720, 122839080, 245678160]

約数ペア:

[(1, 245678160), (2, 122839080), (3, 81892720), (4, 61419540), (5, 49135632), (6, 40946360), (7, 35096880), (8, 30709770), (10, 24567816), (12, 20473180), (13, 18898320), (14, 17548440), (15, 16378544), (16, 15354885), (20, 12283908), (21, 11698960), (24, 10236590), (26, 9449160), (28, 8774220), (30, 8189272), (35, 7019376), (39, 6299440), (40, 6141954), (42, 5849480), (48, 5118295), (49, 5013840), (52, 4724580), (56, 4387110), (60, 4094636), (65, 3779664), (70, 3509688), (78, 3149720), (80, 3070977), (84, 2924740), (91, 2699760), (98, 2506920), (104, 2362290), (105, 2339792), (112, 2193555), (120, 2047318), (130, 1889832), (140, 1754844), (147, 1671280), (156, 1574860), (168, 1462370), (182, 1349880), (195, 1259888), (196, 1253460), (208, 1181145), (210, 1169896), (240, 1023659), (245, 1002768), (260, 944916), (273, 899920), (280, 877422), (294, 835640), (312, 787430), (336, 731185), (364, 674940), (390, 629944), (392, 626730), (420, 584948), (455, 539952), (490, 501384), (520, 472458), (546, 449960), (560, 438711), (588, 417820), (624, 393715), (637, 385680), (728, 337470), (735, 334256), (780, 314972), (784, 313365), (840, 292474), (910, 269976), (980, 250692), (1040, 236229), (1092, 224980), (1176, 208910), (1274, 192840), (1365, 179984), (1456, 168735), (1470, 167128), (1560, 157486), (1607, 152880), (1680, 146237), (1820, 134988), (1911, 128560), (1960, 125346), (2184, 112490), (2352, 104455), (2548, 96420), (2730, 89992), (2940, 83564), (3120, 78743), (3185, 77136), (3214, 76440), (3640, 67494), (3822, 64280), (3920, 62673), (4368, 56245), (4821, 50960), (5096, 48210), (5460, 44996), (5880, 41782), (6370, 38568), (6428, 38220), (7280, 33747), (7644, 32140), (8035, 30576), (9555, 25712), (9642, 25480), (10192, 24105), (10920, 22498), (11249, 21840), (11760, 20891), (12740, 19284), (12856, 19110), (15288, 16070)]