254945040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:219

約数の個数: 320

約数和(自身を含む): 976128000

約数和(自身を除く): 721182960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 49, 56, 57, 60, 70, 76, 80, 84, 95, 98, 105, 112, 114, 120, 133, 140, 147, 152, 163, 168, 190, 196, 210, 228, 240, 245, 266, 280, 285, 294, 304, 326, 336, 343, 380, 392, 399, 420, 456, 489, 490, 532, 560, 570, 588, 652, 665, 686, 735, 760, 784, 798, 815, 840, 912, 931, 978, 980, 1029, 1064, 1140, 1141, 1176, 1304, 1330, 1372, 1470, 1520, 1596, 1630, 1680, 1715, 1862, 1956, 1960, 1995, 2058, 2128, 2280, 2282, 2352, 2445, 2608, 2660, 2744, 2793, 2940, 3097, 3192, 3260, 3423, 3430, 3724, 3912, 3920, 3990, 4116, 4560, 4564, 4655, 4890, 5145, 5320, 5488, 5586, 5705, 5880, 6194, 6384, 6517, 6520, 6846, 6860, 7448, 7824, 7980, 7987, 8232, 9128, 9291, 9310, 9780, 10290, 10640, 11172, 11410, 11760, 12388, 13034, 13040, 13692, 13720, 13965, 14896, 15485, 15960, 15974, 16464, 17115, 18256, 18582, 18620, 19551, 19560, 20580, 21679, 22344, 22820, 23961, 24776, 26068, 27384, 27440, 27930, 30970, 31920, 31948, 32585, 34230, 37164, 37240, 39102, 39120, 39935, 41160, 43358, 44688, 45640, 46455, 47922, 49552, 52136, 54768, 55860, 55909, 61940, 63896, 65037, 65170, 68460, 74328, 74480, 78204, 79870, 82320, 86716, 91280, 92910, 95844, 97755, 104272, 108395, 111720, 111818, 119805, 123880, 127792, 130074, 130340, 136920, 148656, 151753, 156408, 159740, 167727, 173432, 185820, 191688, 195510, 216790, 223440, 223636, 239610, 247760, 260148, 260680, 273840, 279545, 303506, 312816, 319480, 325185, 335454, 346864, 371640, 383376, 391020, 433580, 447272, 455259, 479220, 520296, 521360, 559090, 607012, 638960, 650370, 670908, 743280, 758765, 782040, 838635, 867160, 894544, 910518, 958440, 1040592, 1062271, 1118180, 1214024, 1300740, 1341816, 1517530, 1564080, 1677270, 1734320, 1821036, 1916880, 2124542, 2236360, 2276295, 2428048, 2601480, 2683632, 3035060, 3186813, 3354540, 3642072, 4249084, 4472720, 4552590, 5202960, 5311355, 6070120, 6373626, 6709080, 7284144, 8498168, 9105180, 10622710, 12140240, 12747252, 13418160, 15934065, 16996336, 18210360, 21245420, 25494504, 31868130, 36420720, 42490840, 50989008, 63736260, 84981680, 127472520, 254945040]

約数ペア:

[(1, 254945040), (2, 127472520), (3, 84981680), (4, 63736260), (5, 50989008), (6, 42490840), (7, 36420720), (8, 31868130), (10, 25494504), (12, 21245420), (14, 18210360), (15, 16996336), (16, 15934065), (19, 13418160), (20, 12747252), (21, 12140240), (24, 10622710), (28, 9105180), (30, 8498168), (35, 7284144), (38, 6709080), (40, 6373626), (42, 6070120), (48, 5311355), (49, 5202960), (56, 4552590), (57, 4472720), (60, 4249084), (70, 3642072), (76, 3354540), (80, 3186813), (84, 3035060), (95, 2683632), (98, 2601480), (105, 2428048), (112, 2276295), (114, 2236360), (120, 2124542), (133, 1916880), (140, 1821036), (147, 1734320), (152, 1677270), (163, 1564080), (168, 1517530), (190, 1341816), (196, 1300740), (210, 1214024), (228, 1118180), (240, 1062271), (245, 1040592), (266, 958440), (280, 910518), (285, 894544), (294, 867160), (304, 838635), (326, 782040), (336, 758765), (343, 743280), (380, 670908), (392, 650370), (399, 638960), (420, 607012), (456, 559090), (489, 521360), (490, 520296), (532, 479220), (560, 455259), (570, 447272), (588, 433580), (652, 391020), (665, 383376), (686, 371640), (735, 346864), (760, 335454), (784, 325185), (798, 319480), (815, 312816), (840, 303506), (912, 279545), (931, 273840), (978, 260680), (980, 260148), (1029, 247760), (1064, 239610), (1140, 223636), (1141, 223440), (1176, 216790), (1304, 195510), (1330, 191688), (1372, 185820), (1470, 173432), (1520, 167727), (1596, 159740), (1630, 156408), (1680, 151753), (1715, 148656), (1862, 136920), (1956, 130340), (1960, 130074), (1995, 127792), (2058, 123880), (2128, 119805), (2280, 111818), (2282, 111720), (2352, 108395), (2445, 104272), (2608, 97755), (2660, 95844), (2744, 92910), (2793, 91280), (2940, 86716), (3097, 82320), (3192, 79870), (3260, 78204), (3423, 74480), (3430, 74328), (3724, 68460), (3912, 65170), (3920, 65037), (3990, 63896), (4116, 61940), (4560, 55909), (4564, 55860), (4655, 54768), (4890, 52136), (5145, 49552), (5320, 47922), (5488, 46455), (5586, 45640), (5705, 44688), (5880, 43358), (6194, 41160), (6384, 39935), (6517, 39120), (6520, 39102), (6846, 37240), (6860, 37164), (7448, 34230), (7824, 32585), (7980, 31948), (7987, 31920), (8232, 30970), (9128, 27930), (9291, 27440), (9310, 27384), (9780, 26068), (10290, 24776), (10640, 23961), (11172, 22820), (11410, 22344), (11760, 21679), (12388, 20580), (13034, 19560), (13040, 19551), (13692, 18620), (13720, 18582), (13965, 18256), (14896, 17115), (15485, 16464), (15960, 15974)]