79857840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1$

素因数の和:116

約数の個数: 240

約数和(自身を含む): 281419488

約数和(自身を除く): 201561648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 23, 24, 30, 34, 37, 40, 46, 48, 51, 60, 68, 69, 74, 80, 85, 92, 102, 111, 115, 120, 136, 138, 148, 170, 184, 185, 204, 222, 230, 240, 255, 272, 276, 296, 340, 345, 368, 370, 391, 408, 444, 460, 510, 529, 552, 555, 592, 629, 680, 690, 740, 782, 816, 851, 888, 920, 1020, 1058, 1104, 1110, 1173, 1258, 1360, 1380, 1480, 1564, 1587, 1702, 1776, 1840, 1887, 1955, 2040, 2116, 2220, 2346, 2516, 2553, 2645, 2760, 2960, 3128, 3145, 3174, 3404, 3774, 3910, 4080, 4232, 4255, 4440, 4692, 5032, 5106, 5290, 5520, 5865, 6256, 6290, 6348, 6808, 7548, 7820, 7935, 8464, 8510, 8880, 8993, 9384, 9435, 10064, 10212, 10580, 11730, 12580, 12696, 12765, 13616, 14467, 15096, 15640, 15870, 17020, 17986, 18768, 18870, 19573, 20424, 21160, 23460, 25160, 25392, 25530, 26979, 28934, 30192, 31280, 31740, 34040, 35972, 37740, 39146, 40848, 42320, 43401, 44965, 46920, 50320, 51060, 53958, 57868, 58719, 63480, 68080, 71944, 72335, 75480, 78292, 86802, 89930, 93840, 97865, 102120, 107916, 115736, 117438, 126960, 134895, 143888, 144670, 150960, 156584, 173604, 179860, 195730, 204240, 215832, 217005, 231472, 234876, 269790, 289340, 293595, 313168, 332741, 347208, 359720, 391460, 431664, 434010, 469752, 539580, 578680, 587190, 665482, 694416, 719440, 782920, 868020, 939504, 998223, 1079160, 1157360, 1174380, 1330964, 1565840, 1663705, 1736040, 1996446, 2158320, 2348760, 2661928, 3327410, 3472080, 3992892, 4697520, 4991115, 5323856, 6654820, 7985784, 9982230, 13309640, 15971568, 19964460, 26619280, 39928920, 79857840]

約数ペア:

[(1, 79857840), (2, 39928920), (3, 26619280), (4, 19964460), (5, 15971568), (6, 13309640), (8, 9982230), (10, 7985784), (12, 6654820), (15, 5323856), (16, 4991115), (17, 4697520), (20, 3992892), (23, 3472080), (24, 3327410), (30, 2661928), (34, 2348760), (37, 2158320), (40, 1996446), (46, 1736040), (48, 1663705), (51, 1565840), (60, 1330964), (68, 1174380), (69, 1157360), (74, 1079160), (80, 998223), (85, 939504), (92, 868020), (102, 782920), (111, 719440), (115, 694416), (120, 665482), (136, 587190), (138, 578680), (148, 539580), (170, 469752), (184, 434010), (185, 431664), (204, 391460), (222, 359720), (230, 347208), (240, 332741), (255, 313168), (272, 293595), (276, 289340), (296, 269790), (340, 234876), (345, 231472), (368, 217005), (370, 215832), (391, 204240), (408, 195730), (444, 179860), (460, 173604), (510, 156584), (529, 150960), (552, 144670), (555, 143888), (592, 134895), (629, 126960), (680, 117438), (690, 115736), (740, 107916), (782, 102120), (816, 97865), (851, 93840), (888, 89930), (920, 86802), (1020, 78292), (1058, 75480), (1104, 72335), (1110, 71944), (1173, 68080), (1258, 63480), (1360, 58719), (1380, 57868), (1480, 53958), (1564, 51060), (1587, 50320), (1702, 46920), (1776, 44965), (1840, 43401), (1887, 42320), (1955, 40848), (2040, 39146), (2116, 37740), (2220, 35972), (2346, 34040), (2516, 31740), (2553, 31280), (2645, 30192), (2760, 28934), (2960, 26979), (3128, 25530), (3145, 25392), (3174, 25160), (3404, 23460), (3774, 21160), (3910, 20424), (4080, 19573), (4232, 18870), (4255, 18768), (4440, 17986), (4692, 17020), (5032, 15870), (5106, 15640), (5290, 15096), (5520, 14467), (5865, 13616), (6256, 12765), (6290, 12696), (6348, 12580), (6808, 11730), (7548, 10580), (7820, 10212), (7935, 10064), (8464, 9435), (8510, 9384), (8880, 8993)]