254793960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:161

約数の個数: 288

約数和(自身を含む): 919526400

約数和(自身を除く): 664732440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 31, 34, 36, 40, 45, 51, 60, 62, 68, 72, 79, 85, 90, 93, 102, 120, 124, 136, 153, 155, 158, 170, 180, 186, 204, 237, 248, 255, 279, 289, 306, 310, 316, 340, 360, 372, 395, 408, 465, 474, 510, 527, 558, 578, 612, 620, 632, 680, 711, 744, 765, 790, 867, 930, 948, 1020, 1054, 1116, 1156, 1185, 1224, 1240, 1343, 1395, 1422, 1445, 1530, 1580, 1581, 1734, 1860, 1896, 2040, 2108, 2232, 2312, 2370, 2449, 2601, 2635, 2686, 2790, 2844, 2890, 3060, 3160, 3162, 3468, 3555, 3720, 4029, 4216, 4335, 4740, 4743, 4898, 5202, 5270, 5372, 5580, 5688, 5780, 6120, 6324, 6715, 6936, 7110, 7347, 7905, 8058, 8670, 8959, 9480, 9486, 9796, 10404, 10540, 10744, 11160, 11560, 12087, 12245, 12648, 13005, 13430, 14220, 14694, 15810, 16116, 17340, 17918, 18972, 19592, 20145, 20808, 21080, 22041, 22831, 23715, 24174, 24490, 26010, 26860, 26877, 28440, 29388, 31620, 32232, 34680, 35836, 36735, 37944, 40290, 41633, 44082, 44795, 45662, 47430, 48348, 48980, 52020, 53720, 53754, 58776, 60435, 63240, 68493, 71672, 73470, 80580, 80631, 83266, 88164, 89590, 91324, 94860, 96696, 97960, 104040, 107508, 110205, 114155, 120870, 124899, 134385, 136986, 146940, 161160, 161262, 166532, 176328, 179180, 182648, 189720, 205479, 208165, 215016, 220410, 228310, 241740, 249798, 268770, 273972, 293880, 322524, 333064, 342465, 358360, 374697, 403155, 410958, 416330, 440820, 456620, 483480, 499596, 537540, 547944, 624495, 645048, 684930, 707761, 749394, 806310, 821916, 832660, 881640, 913240, 999192, 1027395, 1075080, 1248990, 1369860, 1415522, 1498788, 1612620, 1643832, 1665320, 1873485, 2054790, 2123283, 2497980, 2739720, 2831044, 2997576, 3225240, 3538805, 3746970, 4109580, 4246566, 4995960, 5662088, 6369849, 7077610, 7493940, 8219160, 8493132, 10616415, 12739698, 14155220, 14987880, 16986264, 21232830, 25479396, 28310440, 31849245, 42465660, 50958792, 63698490, 84931320, 127396980, 254793960]

約数ペア:

[(1, 254793960), (2, 127396980), (3, 84931320), (4, 63698490), (5, 50958792), (6, 42465660), (8, 31849245), (9, 28310440), (10, 25479396), (12, 21232830), (15, 16986264), (17, 14987880), (18, 14155220), (20, 12739698), (24, 10616415), (30, 8493132), (31, 8219160), (34, 7493940), (36, 7077610), (40, 6369849), (45, 5662088), (51, 4995960), (60, 4246566), (62, 4109580), (68, 3746970), (72, 3538805), (79, 3225240), (85, 2997576), (90, 2831044), (93, 2739720), (102, 2497980), (120, 2123283), (124, 2054790), (136, 1873485), (153, 1665320), (155, 1643832), (158, 1612620), (170, 1498788), (180, 1415522), (186, 1369860), (204, 1248990), (237, 1075080), (248, 1027395), (255, 999192), (279, 913240), (289, 881640), (306, 832660), (310, 821916), (316, 806310), (340, 749394), (360, 707761), (372, 684930), (395, 645048), (408, 624495), (465, 547944), (474, 537540), (510, 499596), (527, 483480), (558, 456620), (578, 440820), (612, 416330), (620, 410958), (632, 403155), (680, 374697), (711, 358360), (744, 342465), (765, 333064), (790, 322524), (867, 293880), (930, 273972), (948, 268770), (1020, 249798), (1054, 241740), (1116, 228310), (1156, 220410), (1185, 215016), (1224, 208165), (1240, 205479), (1343, 189720), (1395, 182648), (1422, 179180), (1445, 176328), (1530, 166532), (1580, 161262), (1581, 161160), (1734, 146940), (1860, 136986), (1896, 134385), (2040, 124899), (2108, 120870), (2232, 114155), (2312, 110205), (2370, 107508), (2449, 104040), (2601, 97960), (2635, 96696), (2686, 94860), (2790, 91324), (2844, 89590), (2890, 88164), (3060, 83266), (3160, 80631), (3162, 80580), (3468, 73470), (3555, 71672), (3720, 68493), (4029, 63240), (4216, 60435), (4335, 58776), (4740, 53754), (4743, 53720), (4898, 52020), (5202, 48980), (5270, 48348), (5372, 47430), (5580, 45662), (5688, 44795), (5780, 44082), (6120, 41633), (6324, 40290), (6715, 37944), (6936, 36735), (7110, 35836), (7347, 34680), (7905, 32232), (8058, 31620), (8670, 29388), (8959, 28440), (9480, 26877), (9486, 26860), (9796, 26010), (10404, 24490), (10540, 24174), (10744, 23715), (11160, 22831), (11560, 22041), (12087, 21080), (12245, 20808), (12648, 20145), (13005, 19592), (13430, 18972), (14220, 17918), (14694, 17340), (15810, 16116)]