251633200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:292

約数の個数: 240

約数和(自身を含む): 771506176

約数和(自身を除く): 519872976

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 31, 35, 40, 50, 52, 56, 62, 65, 70, 80, 91, 100, 104, 112, 124, 130, 140, 155, 175, 182, 200, 208, 217, 223, 248, 260, 280, 310, 325, 350, 364, 400, 403, 434, 446, 455, 496, 520, 560, 620, 650, 700, 728, 775, 806, 868, 892, 910, 1040, 1085, 1115, 1240, 1300, 1400, 1456, 1550, 1561, 1612, 1736, 1784, 1820, 2015, 2170, 2230, 2275, 2480, 2600, 2800, 2821, 2899, 3100, 3122, 3224, 3472, 3568, 3640, 4030, 4340, 4460, 4550, 5200, 5425, 5575, 5642, 5798, 6200, 6244, 6448, 6913, 7280, 7805, 8060, 8680, 8920, 9100, 10075, 10850, 11150, 11284, 11596, 12400, 12488, 13826, 14105, 14495, 15610, 16120, 17360, 17840, 18200, 20150, 20293, 21700, 22300, 22568, 23192, 24976, 27652, 28210, 28990, 31220, 32240, 34565, 36400, 39025, 40300, 40586, 43400, 44600, 45136, 46384, 48391, 55304, 56420, 57980, 62440, 69130, 70525, 72475, 78050, 80600, 81172, 86800, 89200, 89869, 96782, 101465, 110608, 112840, 115960, 124880, 138260, 141050, 144950, 156100, 161200, 162344, 172825, 179738, 193564, 202930, 225680, 231920, 241955, 276520, 282100, 289900, 312200, 324688, 345650, 359476, 387128, 405860, 449345, 483910, 507325, 553040, 564200, 579800, 624400, 629083, 691300, 718952, 774256, 811720, 898690, 967820, 1014650, 1128400, 1159600, 1209775, 1258166, 1382600, 1437904, 1623440, 1797380, 1935640, 2029300, 2246725, 2419550, 2516332, 2765200, 3145415, 3594760, 3871280, 4058600, 4493450, 4839100, 5032664, 6290830, 7189520, 8117200, 8986900, 9678200, 10065328, 12581660, 15727075, 17973800, 19356400, 25163320, 31454150, 35947600, 50326640, 62908300, 125816600, 251633200]

約数ペア:

[(1, 251633200), (2, 125816600), (4, 62908300), (5, 50326640), (7, 35947600), (8, 31454150), (10, 25163320), (13, 19356400), (14, 17973800), (16, 15727075), (20, 12581660), (25, 10065328), (26, 9678200), (28, 8986900), (31, 8117200), (35, 7189520), (40, 6290830), (50, 5032664), (52, 4839100), (56, 4493450), (62, 4058600), (65, 3871280), (70, 3594760), (80, 3145415), (91, 2765200), (100, 2516332), (104, 2419550), (112, 2246725), (124, 2029300), (130, 1935640), (140, 1797380), (155, 1623440), (175, 1437904), (182, 1382600), (200, 1258166), (208, 1209775), (217, 1159600), (223, 1128400), (248, 1014650), (260, 967820), (280, 898690), (310, 811720), (325, 774256), (350, 718952), (364, 691300), (400, 629083), (403, 624400), (434, 579800), (446, 564200), (455, 553040), (496, 507325), (520, 483910), (560, 449345), (620, 405860), (650, 387128), (700, 359476), (728, 345650), (775, 324688), (806, 312200), (868, 289900), (892, 282100), (910, 276520), (1040, 241955), (1085, 231920), (1115, 225680), (1240, 202930), (1300, 193564), (1400, 179738), (1456, 172825), (1550, 162344), (1561, 161200), (1612, 156100), (1736, 144950), (1784, 141050), (1820, 138260), (2015, 124880), (2170, 115960), (2230, 112840), (2275, 110608), (2480, 101465), (2600, 96782), (2800, 89869), (2821, 89200), (2899, 86800), (3100, 81172), (3122, 80600), (3224, 78050), (3472, 72475), (3568, 70525), (3640, 69130), (4030, 62440), (4340, 57980), (4460, 56420), (4550, 55304), (5200, 48391), (5425, 46384), (5575, 45136), (5642, 44600), (5798, 43400), (6200, 40586), (6244, 40300), (6448, 39025), (6913, 36400), (7280, 34565), (7805, 32240), (8060, 31220), (8680, 28990), (8920, 28210), (9100, 27652), (10075, 24976), (10850, 23192), (11150, 22568), (11284, 22300), (11596, 21700), (12400, 20293), (12488, 20150), (13826, 18200), (14105, 17840), (14495, 17360), (15610, 16120)]