139170780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:569

約数の個数: 216

約数和(自身を含む): 507911040

約数和(自身を除く): 368740260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 49, 60, 62, 63, 70, 84, 90, 93, 98, 105, 124, 126, 140, 147, 155, 180, 186, 196, 210, 217, 245, 252, 279, 294, 310, 315, 372, 420, 434, 441, 465, 490, 509, 558, 588, 620, 630, 651, 735, 868, 882, 930, 980, 1018, 1085, 1116, 1260, 1302, 1395, 1470, 1519, 1527, 1764, 1860, 1953, 2036, 2170, 2205, 2545, 2604, 2790, 2940, 3038, 3054, 3255, 3563, 3906, 4340, 4410, 4557, 4581, 5090, 5580, 6076, 6108, 6510, 7126, 7595, 7635, 7812, 8820, 9114, 9162, 9765, 10180, 10689, 13020, 13671, 14252, 15190, 15270, 15779, 17815, 18228, 18324, 19530, 21378, 22785, 22905, 24941, 27342, 30380, 30540, 31558, 32067, 35630, 39060, 42756, 45570, 45810, 47337, 49882, 53445, 54684, 63116, 64134, 68355, 71260, 74823, 78895, 91140, 91620, 94674, 99764, 106890, 110453, 124705, 128268, 136710, 142011, 149646, 157790, 160335, 189348, 213780, 220906, 224469, 236685, 249410, 273420, 284022, 299292, 315580, 320670, 331359, 374115, 441812, 448938, 473370, 498820, 552265, 568044, 641340, 662718, 710055, 748230, 773171, 897876, 946740, 994077, 1104530, 1122345, 1325436, 1420110, 1496460, 1546342, 1656795, 1988154, 2209060, 2244690, 2319513, 2840220, 3092684, 3313590, 3865855, 3976308, 4489380, 4639026, 4970385, 6627180, 6958539, 7731710, 9278052, 9940770, 11597565, 13917078, 15463420, 19881540, 23195130, 27834156, 34792695, 46390260, 69585390, 139170780]

約数ペア:

[(1, 139170780), (2, 69585390), (3, 46390260), (4, 34792695), (5, 27834156), (6, 23195130), (7, 19881540), (9, 15463420), (10, 13917078), (12, 11597565), (14, 9940770), (15, 9278052), (18, 7731710), (20, 6958539), (21, 6627180), (28, 4970385), (30, 4639026), (31, 4489380), (35, 3976308), (36, 3865855), (42, 3313590), (45, 3092684), (49, 2840220), (60, 2319513), (62, 2244690), (63, 2209060), (70, 1988154), (84, 1656795), (90, 1546342), (93, 1496460), (98, 1420110), (105, 1325436), (124, 1122345), (126, 1104530), (140, 994077), (147, 946740), (155, 897876), (180, 773171), (186, 748230), (196, 710055), (210, 662718), (217, 641340), (245, 568044), (252, 552265), (279, 498820), (294, 473370), (310, 448938), (315, 441812), (372, 374115), (420, 331359), (434, 320670), (441, 315580), (465, 299292), (490, 284022), (509, 273420), (558, 249410), (588, 236685), (620, 224469), (630, 220906), (651, 213780), (735, 189348), (868, 160335), (882, 157790), (930, 149646), (980, 142011), (1018, 136710), (1085, 128268), (1116, 124705), (1260, 110453), (1302, 106890), (1395, 99764), (1470, 94674), (1519, 91620), (1527, 91140), (1764, 78895), (1860, 74823), (1953, 71260), (2036, 68355), (2170, 64134), (2205, 63116), (2545, 54684), (2604, 53445), (2790, 49882), (2940, 47337), (3038, 45810), (3054, 45570), (3255, 42756), (3563, 39060), (3906, 35630), (4340, 32067), (4410, 31558), (4557, 30540), (4581, 30380), (5090, 27342), (5580, 24941), (6076, 22905), (6108, 22785), (6510, 21378), (7126, 19530), (7595, 18324), (7635, 18228), (7812, 17815), (8820, 15779), (9114, 15270), (9162, 15190), (9765, 14252), (10180, 13671), (10689, 13020)]