12787280520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{607}}^1\times {\mathrm{809}}^1$

素因数の和:1468

約数の個数: 256

約数和(自身を含む): 45386956800

約数和(自身を除く): 32599676280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 607, 620, 651, 744, 809, 840, 868, 930, 1085, 1214, 1240, 1302, 1618, 1736, 1821, 1860, 2170, 2427, 2428, 2604, 3035, 3236, 3255, 3642, 3720, 4045, 4249, 4340, 4854, 4856, 5208, 5663, 6070, 6472, 6510, 7284, 8090, 8498, 8680, 9105, 9708, 11326, 12135, 12140, 12747, 13020, 14568, 16180, 16989, 16996, 18210, 18817, 19416, 21245, 22652, 24270, 24280, 25079, 25494, 26040, 28315, 32360, 33978, 33992, 36420, 37634, 42490, 45304, 48540, 50158, 50988, 56451, 56630, 63735, 67956, 72840, 75237, 75268, 84945, 84980, 94085, 97080, 100316, 101976, 112902, 113260, 125395, 127470, 131719, 135912, 150474, 150536, 169890, 169960, 175553, 188170, 200632, 225804, 226520, 250790, 254940, 263438, 282255, 300948, 339780, 351106, 376185, 376340, 395157, 451608, 491063, 501580, 509880, 526659, 526876, 564510, 601896, 658595, 679560, 702212, 752370, 752680, 790314, 877765, 982126, 1003160, 1053318, 1053752, 1129020, 1317190, 1404424, 1473189, 1504740, 1580628, 1755530, 1964252, 1975785, 2106636, 2258040, 2455315, 2633295, 2634380, 2946378, 3009480, 3161256, 3437441, 3511060, 3928504, 3951570, 4213272, 4910630, 5266590, 5268760, 5892756, 6874882, 7022120, 7365945, 7903140, 9821260, 10312323, 10533180, 11785512, 13749764, 14731890, 15222953, 15806280, 17187205, 19642520, 20624646, 21066360, 27499528, 29463780, 30445906, 34374410, 41249292, 45668859, 51561615, 58927560, 60891812, 68748820, 76114765, 82498584, 91337718, 103123230, 106560671, 121783624, 137497640, 152229530, 182675436, 206246460, 213121342, 228344295, 304459060, 319682013, 365350872, 412492920, 426242684, 456688590, 532803355, 608918120, 639364026, 852485368, 913377180, 1065606710, 1278728052, 1598410065, 1826754360, 2131213420, 2557456104, 3196820130, 4262426840, 6393640260, 12787280520]

約数ペア:

[(1, 12787280520), (2, 6393640260), (3, 4262426840), (4, 3196820130), (5, 2557456104), (6, 2131213420), (7, 1826754360), (8, 1598410065), (10, 1278728052), (12, 1065606710), (14, 913377180), (15, 852485368), (20, 639364026), (21, 608918120), (24, 532803355), (28, 456688590), (30, 426242684), (31, 412492920), (35, 365350872), (40, 319682013), (42, 304459060), (56, 228344295), (60, 213121342), (62, 206246460), (70, 182675436), (84, 152229530), (93, 137497640), (105, 121783624), (120, 106560671), (124, 103123230), (140, 91337718), (155, 82498584), (168, 76114765), (186, 68748820), (210, 60891812), (217, 58927560), (248, 51561615), (280, 45668859), (310, 41249292), (372, 34374410), (420, 30445906), (434, 29463780), (465, 27499528), (607, 21066360), (620, 20624646), (651, 19642520), (744, 17187205), (809, 15806280), (840, 15222953), (868, 14731890), (930, 13749764), (1085, 11785512), (1214, 10533180), (1240, 10312323), (1302, 9821260), (1618, 7903140), (1736, 7365945), (1821, 7022120), (1860, 6874882), (2170, 5892756), (2427, 5268760), (2428, 5266590), (2604, 4910630), (3035, 4213272), (3236, 3951570), (3255, 3928504), (3642, 3511060), (3720, 3437441), (4045, 3161256), (4249, 3009480), (4340, 2946378), (4854, 2634380), (4856, 2633295), (5208, 2455315), (5663, 2258040), (6070, 2106636), (6472, 1975785), (6510, 1964252), (7284, 1755530), (8090, 1580628), (8498, 1504740), (8680, 1473189), (9105, 1404424), (9708, 1317190), (11326, 1129020), (12135, 1053752), (12140, 1053318), (12747, 1003160), (13020, 982126), (14568, 877765), (16180, 790314), (16989, 752680), (16996, 752370), (18210, 702212), (18817, 679560), (19416, 658595), (21245, 601896), (22652, 564510), (24270, 526876), (24280, 526659), (25079, 509880), (25494, 501580), (26040, 491063), (28315, 451608), (32360, 395157), (33978, 376340), (33992, 376185), (36420, 351106), (37634, 339780), (42490, 300948), (45304, 282255), (48540, 263438), (50158, 254940), (50988, 250790), (56451, 226520), (56630, 225804), (63735, 200632), (67956, 188170), (72840, 175553), (75237, 169960), (75268, 169890), (84945, 150536), (84980, 150474), (94085, 135912), (97080, 131719), (100316, 127470), (101976, 125395), (112902, 113260)]