66907920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1$

素因数の和:110

約数の個数: 240

約数和(自身を含む): 236984832

約数和(自身を除く): 170076912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 23, 24, 30, 31, 34, 40, 46, 48, 51, 60, 62, 68, 69, 80, 85, 92, 93, 102, 115, 120, 124, 136, 138, 155, 170, 184, 186, 204, 230, 240, 248, 255, 272, 276, 310, 340, 345, 368, 372, 391, 408, 460, 465, 496, 510, 527, 529, 552, 620, 680, 690, 713, 744, 782, 816, 920, 930, 1020, 1054, 1058, 1104, 1173, 1240, 1360, 1380, 1426, 1488, 1564, 1581, 1587, 1840, 1860, 1955, 2040, 2108, 2116, 2139, 2346, 2480, 2635, 2645, 2760, 2852, 3128, 3162, 3174, 3565, 3720, 3910, 4080, 4216, 4232, 4278, 4692, 5270, 5290, 5520, 5704, 5865, 6256, 6324, 6348, 7130, 7440, 7820, 7905, 7935, 8432, 8464, 8556, 8993, 9384, 10540, 10580, 10695, 11408, 11730, 12121, 12648, 12696, 14260, 15640, 15810, 15870, 16399, 17112, 17986, 18768, 21080, 21160, 21390, 23460, 24242, 25296, 25392, 26979, 28520, 31280, 31620, 31740, 32798, 34224, 35972, 36363, 42160, 42320, 42780, 44965, 46920, 48484, 49197, 53958, 57040, 60605, 63240, 63480, 65596, 71944, 72726, 81995, 85560, 89930, 93840, 96968, 98394, 107916, 121210, 126480, 126960, 131192, 134895, 143888, 145452, 163990, 171120, 179860, 181815, 193936, 196788, 215832, 242420, 245985, 262384, 269790, 278783, 290904, 327980, 359720, 363630, 393576, 431664, 484840, 491970, 539580, 557566, 581808, 655960, 719440, 727260, 787152, 836349, 969680, 983940, 1079160, 1115132, 1311920, 1393915, 1454520, 1672698, 1967880, 2158320, 2230264, 2787830, 2909040, 3345396, 3935760, 4181745, 4460528, 5575660, 6690792, 8363490, 11151320, 13381584, 16726980, 22302640, 33453960, 66907920]

約数ペア:

[(1, 66907920), (2, 33453960), (3, 22302640), (4, 16726980), (5, 13381584), (6, 11151320), (8, 8363490), (10, 6690792), (12, 5575660), (15, 4460528), (16, 4181745), (17, 3935760), (20, 3345396), (23, 2909040), (24, 2787830), (30, 2230264), (31, 2158320), (34, 1967880), (40, 1672698), (46, 1454520), (48, 1393915), (51, 1311920), (60, 1115132), (62, 1079160), (68, 983940), (69, 969680), (80, 836349), (85, 787152), (92, 727260), (93, 719440), (102, 655960), (115, 581808), (120, 557566), (124, 539580), (136, 491970), (138, 484840), (155, 431664), (170, 393576), (184, 363630), (186, 359720), (204, 327980), (230, 290904), (240, 278783), (248, 269790), (255, 262384), (272, 245985), (276, 242420), (310, 215832), (340, 196788), (345, 193936), (368, 181815), (372, 179860), (391, 171120), (408, 163990), (460, 145452), (465, 143888), (496, 134895), (510, 131192), (527, 126960), (529, 126480), (552, 121210), (620, 107916), (680, 98394), (690, 96968), (713, 93840), (744, 89930), (782, 85560), (816, 81995), (920, 72726), (930, 71944), (1020, 65596), (1054, 63480), (1058, 63240), (1104, 60605), (1173, 57040), (1240, 53958), (1360, 49197), (1380, 48484), (1426, 46920), (1488, 44965), (1564, 42780), (1581, 42320), (1587, 42160), (1840, 36363), (1860, 35972), (1955, 34224), (2040, 32798), (2108, 31740), (2116, 31620), (2139, 31280), (2346, 28520), (2480, 26979), (2635, 25392), (2645, 25296), (2760, 24242), (2852, 23460), (3128, 21390), (3162, 21160), (3174, 21080), (3565, 18768), (3720, 17986), (3910, 17112), (4080, 16399), (4216, 15870), (4232, 15810), (4278, 15640), (4692, 14260), (5270, 12696), (5290, 12648), (5520, 12121), (5704, 11730), (5865, 11408), (6256, 10695), (6324, 10580), (6348, 10540), (7130, 9384), (7440, 8993), (7820, 8556), (7905, 8464), (7935, 8432)]