74861640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{487}}^1$

素因数の和:572

約数の個数: 192

約数和(自身を含む): 283196160

約数和(自身を除く): 208334520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 61, 63, 70, 72, 84, 90, 105, 120, 122, 126, 140, 168, 180, 183, 210, 244, 252, 280, 305, 315, 360, 366, 420, 427, 487, 488, 504, 549, 610, 630, 732, 840, 854, 915, 974, 1098, 1220, 1260, 1281, 1461, 1464, 1708, 1830, 1948, 2135, 2196, 2435, 2440, 2520, 2562, 2745, 2922, 3409, 3416, 3660, 3843, 3896, 4270, 4383, 4392, 4870, 5124, 5490, 5844, 6405, 6818, 7305, 7320, 7686, 8540, 8766, 9740, 10227, 10248, 10980, 11688, 12810, 13636, 14610, 15372, 17045, 17080, 17532, 19215, 19480, 20454, 21915, 21960, 25620, 27272, 29220, 29707, 30681, 30744, 34090, 35064, 38430, 40908, 43830, 51135, 51240, 58440, 59414, 61362, 68180, 76860, 81816, 87660, 89121, 102270, 118828, 122724, 136360, 148535, 153405, 153720, 175320, 178242, 204540, 207949, 237656, 245448, 267363, 297070, 306810, 356484, 409080, 415898, 445605, 534726, 594140, 613620, 623847, 712968, 831796, 891210, 1039745, 1069452, 1188280, 1227240, 1247694, 1336815, 1663592, 1782420, 1871541, 2079490, 2138904, 2495388, 2673630, 3119235, 3564840, 3743082, 4158980, 4990776, 5347260, 6238470, 7486164, 8317960, 9357705, 10694520, 12476940, 14972328, 18715410, 24953880, 37430820, 74861640]

約数ペア:

[(1, 74861640), (2, 37430820), (3, 24953880), (4, 18715410), (5, 14972328), (6, 12476940), (7, 10694520), (8, 9357705), (9, 8317960), (10, 7486164), (12, 6238470), (14, 5347260), (15, 4990776), (18, 4158980), (20, 3743082), (21, 3564840), (24, 3119235), (28, 2673630), (30, 2495388), (35, 2138904), (36, 2079490), (40, 1871541), (42, 1782420), (45, 1663592), (56, 1336815), (60, 1247694), (61, 1227240), (63, 1188280), (70, 1069452), (72, 1039745), (84, 891210), (90, 831796), (105, 712968), (120, 623847), (122, 613620), (126, 594140), (140, 534726), (168, 445605), (180, 415898), (183, 409080), (210, 356484), (244, 306810), (252, 297070), (280, 267363), (305, 245448), (315, 237656), (360, 207949), (366, 204540), (420, 178242), (427, 175320), (487, 153720), (488, 153405), (504, 148535), (549, 136360), (610, 122724), (630, 118828), (732, 102270), (840, 89121), (854, 87660), (915, 81816), (974, 76860), (1098, 68180), (1220, 61362), (1260, 59414), (1281, 58440), (1461, 51240), (1464, 51135), (1708, 43830), (1830, 40908), (1948, 38430), (2135, 35064), (2196, 34090), (2435, 30744), (2440, 30681), (2520, 29707), (2562, 29220), (2745, 27272), (2922, 25620), (3409, 21960), (3416, 21915), (3660, 20454), (3843, 19480), (3896, 19215), (4270, 17532), (4383, 17080), (4392, 17045), (4870, 15372), (5124, 14610), (5490, 13636), (5844, 12810), (6405, 11688), (6818, 10980), (7305, 10248), (7320, 10227), (7686, 9740), (8540, 8766)]