257445952920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{79609}}^1$

素因数の和:80330

約数の個数: 192

約数和(自身を含む): 902376165600

約数和(自身を除く): 644930212680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 691, 780, 936, 1170, 1382, 1560, 2073, 2340, 2764, 3455, 4146, 4680, 5528, 6219, 6910, 8292, 8983, 10365, 12438, 13820, 16584, 17966, 20730, 24876, 26949, 27640, 31095, 35932, 41460, 44915, 49752, 53898, 62190, 71864, 79609, 80847, 82920, 89830, 107796, 124380, 134745, 159218, 161694, 179660, 215592, 238827, 248760, 269490, 318436, 323388, 359320, 398045, 404235, 477654, 538980, 636872, 646776, 716481, 796090, 808470, 955308, 1034917, 1077960, 1194135, 1432962, 1592180, 1616940, 1910616, 2069834, 2388270, 2865924, 3104751, 3184360, 3233880, 3582405, 4139668, 4776540, 5174585, 5731848, 6209502, 7164810, 8279336, 9314253, 9553080, 10349170, 12419004, 14329620, 15523755, 18628506, 20698340, 24838008, 28659240, 31047510, 37257012, 41396680, 46571265, 55009819, 62095020, 74514024, 93142530, 110019638, 124190040, 165029457, 186285060, 220039276, 275049095, 330058914, 372570120, 440078552, 495088371, 550098190, 660117828, 715127647, 825147285, 990176742, 1100196380, 1320235656, 1430255294, 1650294570, 1980353484, 2145382941, 2200392760, 2475441855, 2860510588, 3300589140, 3575638235, 3960706968, 4290765882, 4950883710, 5721021176, 6436148823, 6601178280, 7151276470, 8581531764, 9901767420, 10726914705, 12872297646, 14302552940, 17163063528, 19803534840, 21453829410, 25744595292, 28605105880, 32180744115, 42907658820, 51489190584, 64361488230, 85815317640, 128722976460, 257445952920]

約数ペア:

[(1, 257445952920), (2, 128722976460), (3, 85815317640), (4, 64361488230), (5, 51489190584), (6, 42907658820), (8, 32180744115), (9, 28605105880), (10, 25744595292), (12, 21453829410), (13, 19803534840), (15, 17163063528), (18, 14302552940), (20, 12872297646), (24, 10726914705), (26, 9901767420), (30, 8581531764), (36, 7151276470), (39, 6601178280), (40, 6436148823), (45, 5721021176), (52, 4950883710), (60, 4290765882), (65, 3960706968), (72, 3575638235), (78, 3300589140), (90, 2860510588), (104, 2475441855), (117, 2200392760), (120, 2145382941), (130, 1980353484), (156, 1650294570), (180, 1430255294), (195, 1320235656), (234, 1100196380), (260, 990176742), (312, 825147285), (360, 715127647), (390, 660117828), (468, 550098190), (520, 495088371), (585, 440078552), (691, 372570120), (780, 330058914), (936, 275049095), (1170, 220039276), (1382, 186285060), (1560, 165029457), (2073, 124190040), (2340, 110019638), (2764, 93142530), (3455, 74514024), (4146, 62095020), (4680, 55009819), (5528, 46571265), (6219, 41396680), (6910, 37257012), (8292, 31047510), (8983, 28659240), (10365, 24838008), (12438, 20698340), (13820, 18628506), (16584, 15523755), (17966, 14329620), (20730, 12419004), (24876, 10349170), (26949, 9553080), (27640, 9314253), (31095, 8279336), (35932, 7164810), (41460, 6209502), (44915, 5731848), (49752, 5174585), (53898, 4776540), (62190, 4139668), (71864, 3582405), (79609, 3233880), (80847, 3184360), (82920, 3104751), (89830, 2865924), (107796, 2388270), (124380, 2069834), (134745, 1910616), (159218, 1616940), (161694, 1592180), (179660, 1432962), (215592, 1194135), (238827, 1077960), (248760, 1034917), (269490, 955308), (318436, 808470), (323388, 796090), (359320, 716481), (398045, 646776), (404235, 636872), (477654, 538980)]