272121720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:406

約数の個数: 256

約数和(自身を含む): 963809280

約数和(自身を除く): 691687560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 31, 34, 39, 40, 51, 52, 60, 62, 65, 68, 78, 85, 93, 102, 104, 120, 124, 130, 136, 155, 156, 170, 186, 195, 204, 221, 248, 255, 260, 310, 312, 331, 340, 372, 390, 403, 408, 442, 465, 510, 520, 527, 620, 662, 663, 680, 744, 780, 806, 884, 930, 993, 1020, 1054, 1105, 1209, 1240, 1324, 1326, 1560, 1581, 1612, 1655, 1768, 1860, 1986, 2015, 2040, 2108, 2210, 2418, 2635, 2648, 2652, 3162, 3224, 3310, 3315, 3720, 3972, 4030, 4216, 4303, 4420, 4836, 4965, 5270, 5304, 5627, 6045, 6324, 6620, 6630, 6851, 7905, 7944, 8060, 8606, 8840, 9672, 9930, 10261, 10540, 11254, 12090, 12648, 12909, 13240, 13260, 13702, 15810, 16120, 16881, 17212, 19860, 20522, 20553, 21080, 21515, 22508, 24180, 25818, 26520, 27404, 28135, 30783, 31620, 33762, 34255, 34424, 39720, 41044, 41106, 43030, 45016, 48360, 51305, 51636, 54808, 56270, 61566, 63240, 64545, 67524, 68510, 73151, 82088, 82212, 84405, 86060, 102610, 102765, 103272, 112540, 123132, 129090, 133393, 135048, 137020, 146302, 153915, 164424, 168810, 172120, 174437, 205220, 205530, 219453, 225080, 246264, 258180, 266786, 274040, 292604, 307830, 337620, 348874, 365755, 400179, 410440, 411060, 438906, 516360, 523311, 533572, 585208, 615660, 666965, 675240, 697748, 731510, 800358, 822120, 872185, 877812, 1046622, 1067144, 1097265, 1231320, 1333930, 1395496, 1463020, 1600716, 1744370, 1755624, 2000895, 2093244, 2194530, 2267681, 2616555, 2667860, 2926040, 3201432, 3488740, 4001790, 4186488, 4389060, 4535362, 5233110, 5335720, 6803043, 6977480, 8003580, 8778120, 9070724, 10466220, 11338405, 13606086, 16007160, 18141448, 20932440, 22676810, 27212172, 34015215, 45353620, 54424344, 68030430, 90707240, 136060860, 272121720]

約数ペア:

[(1, 272121720), (2, 136060860), (3, 90707240), (4, 68030430), (5, 54424344), (6, 45353620), (8, 34015215), (10, 27212172), (12, 22676810), (13, 20932440), (15, 18141448), (17, 16007160), (20, 13606086), (24, 11338405), (26, 10466220), (30, 9070724), (31, 8778120), (34, 8003580), (39, 6977480), (40, 6803043), (51, 5335720), (52, 5233110), (60, 4535362), (62, 4389060), (65, 4186488), (68, 4001790), (78, 3488740), (85, 3201432), (93, 2926040), (102, 2667860), (104, 2616555), (120, 2267681), (124, 2194530), (130, 2093244), (136, 2000895), (155, 1755624), (156, 1744370), (170, 1600716), (186, 1463020), (195, 1395496), (204, 1333930), (221, 1231320), (248, 1097265), (255, 1067144), (260, 1046622), (310, 877812), (312, 872185), (331, 822120), (340, 800358), (372, 731510), (390, 697748), (403, 675240), (408, 666965), (442, 615660), (465, 585208), (510, 533572), (520, 523311), (527, 516360), (620, 438906), (662, 411060), (663, 410440), (680, 400179), (744, 365755), (780, 348874), (806, 337620), (884, 307830), (930, 292604), (993, 274040), (1020, 266786), (1054, 258180), (1105, 246264), (1209, 225080), (1240, 219453), (1324, 205530), (1326, 205220), (1560, 174437), (1581, 172120), (1612, 168810), (1655, 164424), (1768, 153915), (1860, 146302), (1986, 137020), (2015, 135048), (2040, 133393), (2108, 129090), (2210, 123132), (2418, 112540), (2635, 103272), (2648, 102765), (2652, 102610), (3162, 86060), (3224, 84405), (3310, 82212), (3315, 82088), (3720, 73151), (3972, 68510), (4030, 67524), (4216, 64545), (4303, 63240), (4420, 61566), (4836, 56270), (4965, 54808), (5270, 51636), (5304, 51305), (5627, 48360), (6045, 45016), (6324, 43030), (6620, 41106), (6630, 41044), (6851, 39720), (7905, 34424), (7944, 34255), (8060, 33762), (8606, 31620), (8840, 30783), (9672, 28135), (9930, 27404), (10261, 26520), (10540, 25818), (11254, 24180), (12090, 22508), (12648, 21515), (12909, 21080), (13240, 20553), (13260, 20522), (13702, 19860), (15810, 17212), (16120, 16881)]