157398780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:225

約数の個数: 288

約数和(自身を含む): 580995072

約数和(自身を除く): 423596292

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 31, 33, 35, 42, 44, 49, 55, 60, 62, 66, 70, 77, 84, 93, 98, 105, 110, 124, 132, 140, 147, 154, 155, 157, 165, 186, 196, 210, 217, 220, 231, 245, 294, 308, 310, 314, 330, 341, 372, 385, 420, 434, 462, 465, 471, 490, 539, 588, 620, 628, 651, 660, 682, 735, 770, 785, 868, 924, 930, 942, 980, 1023, 1078, 1085, 1099, 1155, 1302, 1364, 1470, 1519, 1540, 1570, 1617, 1705, 1727, 1860, 1884, 2046, 2156, 2170, 2198, 2310, 2355, 2387, 2604, 2695, 2940, 3038, 3140, 3234, 3255, 3297, 3410, 3454, 4092, 4340, 4396, 4557, 4620, 4710, 4774, 4867, 5115, 5181, 5390, 5495, 6076, 6468, 6510, 6594, 6820, 6908, 7161, 7595, 7693, 8085, 8635, 9114, 9420, 9548, 9734, 10230, 10362, 10780, 10990, 11935, 12089, 13020, 13188, 14322, 14601, 15190, 15386, 16170, 16485, 16709, 17270, 18228, 19468, 20460, 20724, 21980, 22785, 23079, 23870, 24178, 24335, 25905, 28644, 29202, 30380, 30772, 32340, 32970, 33418, 34069, 34540, 35805, 36267, 38465, 45570, 46158, 47740, 48356, 48670, 50127, 51810, 53537, 58404, 60445, 65940, 66836, 68138, 71610, 72534, 73005, 76930, 83545, 84623, 91140, 92316, 97340, 100254, 102207, 103620, 107074, 115395, 120890, 136276, 143220, 145068, 146010, 153860, 160611, 167090, 169246, 170345, 181335, 200508, 204414, 214148, 230790, 238483, 241780, 250635, 253869, 267685, 292020, 321222, 334180, 338492, 340690, 362670, 374759, 408828, 423115, 461580, 476966, 501270, 507738, 511035, 535370, 642444, 681380, 715449, 725340, 749518, 803055, 846230, 953932, 1002540, 1015476, 1022070, 1070740, 1124277, 1192415, 1269345, 1430898, 1499036, 1606110, 1692460, 1873795, 2044140, 2248554, 2384830, 2538690, 2623313, 2861796, 3212220, 3577245, 3747590, 4497108, 4769660, 5077380, 5246626, 5621385, 7154490, 7495180, 7869939, 10493252, 11242770, 13116565, 14308980, 15739878, 22485540, 26233130, 31479756, 39349695, 52466260, 78699390, 157398780]

約数ペア:

[(1, 157398780), (2, 78699390), (3, 52466260), (4, 39349695), (5, 31479756), (6, 26233130), (7, 22485540), (10, 15739878), (11, 14308980), (12, 13116565), (14, 11242770), (15, 10493252), (20, 7869939), (21, 7495180), (22, 7154490), (28, 5621385), (30, 5246626), (31, 5077380), (33, 4769660), (35, 4497108), (42, 3747590), (44, 3577245), (49, 3212220), (55, 2861796), (60, 2623313), (62, 2538690), (66, 2384830), (70, 2248554), (77, 2044140), (84, 1873795), (93, 1692460), (98, 1606110), (105, 1499036), (110, 1430898), (124, 1269345), (132, 1192415), (140, 1124277), (147, 1070740), (154, 1022070), (155, 1015476), (157, 1002540), (165, 953932), (186, 846230), (196, 803055), (210, 749518), (217, 725340), (220, 715449), (231, 681380), (245, 642444), (294, 535370), (308, 511035), (310, 507738), (314, 501270), (330, 476966), (341, 461580), (372, 423115), (385, 408828), (420, 374759), (434, 362670), (462, 340690), (465, 338492), (471, 334180), (490, 321222), (539, 292020), (588, 267685), (620, 253869), (628, 250635), (651, 241780), (660, 238483), (682, 230790), (735, 214148), (770, 204414), (785, 200508), (868, 181335), (924, 170345), (930, 169246), (942, 167090), (980, 160611), (1023, 153860), (1078, 146010), (1085, 145068), (1099, 143220), (1155, 136276), (1302, 120890), (1364, 115395), (1470, 107074), (1519, 103620), (1540, 102207), (1570, 100254), (1617, 97340), (1705, 92316), (1727, 91140), (1860, 84623), (1884, 83545), (2046, 76930), (2156, 73005), (2170, 72534), (2198, 71610), (2310, 68138), (2355, 66836), (2387, 65940), (2604, 60445), (2695, 58404), (2940, 53537), (3038, 51810), (3140, 50127), (3234, 48670), (3255, 48356), (3297, 47740), (3410, 46158), (3454, 45570), (4092, 38465), (4340, 36267), (4396, 35805), (4557, 34540), (4620, 34069), (4710, 33418), (4774, 32970), (4867, 32340), (5115, 30772), (5181, 30380), (5390, 29202), (5495, 28644), (6076, 25905), (6468, 24335), (6510, 24178), (6594, 23870), (6820, 23079), (6908, 22785), (7161, 21980), (7595, 20724), (7693, 20460), (8085, 19468), (8635, 18228), (9114, 17270), (9420, 16709), (9548, 16485), (9734, 16170), (10230, 15386), (10362, 15190), (10780, 14601), (10990, 14322), (11935, 13188), (12089, 13020)]