720301400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2083}}^1$

素因数の和:2138

約数の個数: 192

約数和(自身を含む): 2170694400

約数和(自身を除く): 1450393000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 25, 26, 28, 35, 38, 40, 50, 52, 56, 65, 70, 76, 91, 95, 100, 104, 130, 133, 140, 152, 175, 182, 190, 200, 247, 260, 266, 280, 325, 350, 364, 380, 455, 475, 494, 520, 532, 650, 665, 700, 728, 760, 910, 950, 988, 1064, 1235, 1300, 1330, 1400, 1729, 1820, 1900, 1976, 2083, 2275, 2470, 2600, 2660, 3325, 3458, 3640, 3800, 4166, 4550, 4940, 5320, 6175, 6650, 6916, 8332, 8645, 9100, 9880, 10415, 12350, 13300, 13832, 14581, 16664, 17290, 18200, 20830, 24700, 26600, 27079, 29162, 34580, 39577, 41660, 43225, 49400, 52075, 54158, 58324, 69160, 72905, 79154, 83320, 86450, 104150, 108316, 116648, 135395, 145810, 158308, 172900, 189553, 197885, 208300, 216632, 270790, 277039, 291620, 316616, 345800, 364525, 379106, 395770, 416600, 514501, 541580, 554078, 583240, 676975, 729050, 758212, 791540, 947765, 989425, 1029002, 1083160, 1108156, 1353950, 1385195, 1458100, 1516424, 1583080, 1895530, 1978850, 2058004, 2216312, 2572505, 2707900, 2770390, 2916200, 3601507, 3791060, 3957700, 4116008, 4738825, 5145010, 5415800, 5540780, 6925975, 7203014, 7582120, 7915400, 9477650, 10290020, 11081560, 12862525, 13851950, 14406028, 18007535, 18955300, 20580040, 25725050, 27703900, 28812056, 36015070, 37910600, 51450100, 55407800, 72030140, 90037675, 102900200, 144060280, 180075350, 360150700, 720301400]

約数ペア:

[(1, 720301400), (2, 360150700), (4, 180075350), (5, 144060280), (7, 102900200), (8, 90037675), (10, 72030140), (13, 55407800), (14, 51450100), (19, 37910600), (20, 36015070), (25, 28812056), (26, 27703900), (28, 25725050), (35, 20580040), (38, 18955300), (40, 18007535), (50, 14406028), (52, 13851950), (56, 12862525), (65, 11081560), (70, 10290020), (76, 9477650), (91, 7915400), (95, 7582120), (100, 7203014), (104, 6925975), (130, 5540780), (133, 5415800), (140, 5145010), (152, 4738825), (175, 4116008), (182, 3957700), (190, 3791060), (200, 3601507), (247, 2916200), (260, 2770390), (266, 2707900), (280, 2572505), (325, 2216312), (350, 2058004), (364, 1978850), (380, 1895530), (455, 1583080), (475, 1516424), (494, 1458100), (520, 1385195), (532, 1353950), (650, 1108156), (665, 1083160), (700, 1029002), (728, 989425), (760, 947765), (910, 791540), (950, 758212), (988, 729050), (1064, 676975), (1235, 583240), (1300, 554078), (1330, 541580), (1400, 514501), (1729, 416600), (1820, 395770), (1900, 379106), (1976, 364525), (2083, 345800), (2275, 316616), (2470, 291620), (2600, 277039), (2660, 270790), (3325, 216632), (3458, 208300), (3640, 197885), (3800, 189553), (4166, 172900), (4550, 158308), (4940, 145810), (5320, 135395), (6175, 116648), (6650, 108316), (6916, 104150), (8332, 86450), (8645, 83320), (9100, 79154), (9880, 72905), (10415, 69160), (12350, 58324), (13300, 54158), (13832, 52075), (14581, 49400), (16664, 43225), (17290, 41660), (18200, 39577), (20830, 34580), (24700, 29162), (26600, 27079)]