79841520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{593}}^1$

素因数の和:640

約数の個数: 240

約数和(自身を含む): 310239072

約数和(自身を除く): 230397552

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 17, 18, 20, 22, 24, 30, 33, 34, 36, 40, 44, 45, 48, 51, 55, 60, 66, 68, 72, 80, 85, 88, 90, 99, 102, 110, 120, 132, 136, 144, 153, 165, 170, 176, 180, 187, 198, 204, 220, 240, 255, 264, 272, 306, 330, 340, 360, 374, 396, 408, 440, 495, 510, 528, 561, 593, 612, 660, 680, 720, 748, 765, 792, 816, 880, 935, 990, 1020, 1122, 1186, 1224, 1320, 1360, 1496, 1530, 1584, 1683, 1779, 1870, 1980, 2040, 2244, 2372, 2448, 2640, 2805, 2965, 2992, 3060, 3366, 3558, 3740, 3960, 4080, 4488, 4744, 5337, 5610, 5930, 6120, 6523, 6732, 7116, 7480, 7920, 8415, 8895, 8976, 9488, 10081, 10674, 11220, 11860, 12240, 13046, 13464, 14232, 14960, 16830, 17790, 19569, 20162, 21348, 22440, 23720, 26092, 26685, 26928, 28464, 30243, 32615, 33660, 35580, 39138, 40324, 42696, 44880, 47440, 50405, 52184, 53370, 58707, 60486, 65230, 67320, 71160, 78276, 80648, 85392, 90729, 97845, 100810, 104368, 106740, 110891, 117414, 120972, 130460, 134640, 142320, 151215, 156552, 161296, 181458, 195690, 201620, 213480, 221782, 234828, 241944, 260920, 293535, 302430, 313104, 332673, 362916, 391380, 403240, 426960, 443564, 453645, 469656, 483888, 521840, 554455, 587070, 604860, 665346, 725832, 782760, 806480, 887128, 907290, 939312, 998019, 1108910, 1174140, 1209720, 1330692, 1451664, 1565520, 1663365, 1774256, 1814580, 1996038, 2217820, 2348280, 2419440, 2661384, 3326730, 3629160, 3992076, 4435640, 4696560, 4990095, 5322768, 6653460, 7258320, 7984152, 8871280, 9980190, 13306920, 15968304, 19960380, 26613840, 39920760, 79841520]

約数ペア:

[(1, 79841520), (2, 39920760), (3, 26613840), (4, 19960380), (5, 15968304), (6, 13306920), (8, 9980190), (9, 8871280), (10, 7984152), (11, 7258320), (12, 6653460), (15, 5322768), (16, 4990095), (17, 4696560), (18, 4435640), (20, 3992076), (22, 3629160), (24, 3326730), (30, 2661384), (33, 2419440), (34, 2348280), (36, 2217820), (40, 1996038), (44, 1814580), (45, 1774256), (48, 1663365), (51, 1565520), (55, 1451664), (60, 1330692), (66, 1209720), (68, 1174140), (72, 1108910), (80, 998019), (85, 939312), (88, 907290), (90, 887128), (99, 806480), (102, 782760), (110, 725832), (120, 665346), (132, 604860), (136, 587070), (144, 554455), (153, 521840), (165, 483888), (170, 469656), (176, 453645), (180, 443564), (187, 426960), (198, 403240), (204, 391380), (220, 362916), (240, 332673), (255, 313104), (264, 302430), (272, 293535), (306, 260920), (330, 241944), (340, 234828), (360, 221782), (374, 213480), (396, 201620), (408, 195690), (440, 181458), (495, 161296), (510, 156552), (528, 151215), (561, 142320), (593, 134640), (612, 130460), (660, 120972), (680, 117414), (720, 110891), (748, 106740), (765, 104368), (792, 100810), (816, 97845), (880, 90729), (935, 85392), (990, 80648), (1020, 78276), (1122, 71160), (1186, 67320), (1224, 65230), (1320, 60486), (1360, 58707), (1496, 53370), (1530, 52184), (1584, 50405), (1683, 47440), (1779, 44880), (1870, 42696), (1980, 40324), (2040, 39138), (2244, 35580), (2372, 33660), (2448, 32615), (2640, 30243), (2805, 28464), (2965, 26928), (2992, 26685), (3060, 26092), (3366, 23720), (3558, 22440), (3740, 21348), (3960, 20162), (4080, 19569), (4488, 17790), (4744, 16830), (5337, 14960), (5610, 14232), (5930, 13464), (6120, 13046), (6523, 12240), (6732, 11860), (7116, 11220), (7480, 10674), (7920, 10081), (8415, 9488), (8895, 8976)]