804874980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{21059}}^1$

素因数の和:21098

約数の個数: 144

約数和(自身を含む): 2823387840

約数和(自身を除く): 2018512860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1820, 1911, 2548, 2730, 2940, 3185, 3822, 5460, 6370, 7644, 9555, 12740, 19110, 21059, 38220, 42118, 63177, 84236, 105295, 126354, 147413, 210590, 252708, 273767, 294826, 315885, 421180, 442239, 547534, 589652, 631770, 737065, 821301, 884478, 1031891, 1095068, 1263540, 1368835, 1474130, 1642602, 1768956, 1916369, 2063782, 2211195, 2737670, 2948260, 3095673, 3285204, 3832738, 4106505, 4127564, 4422390, 5159455, 5475340, 5749107, 6191346, 7665476, 8213010, 8844780, 9581845, 10318910, 11498214, 12382692, 13414583, 15478365, 16426020, 19163690, 20637820, 22996428, 26829166, 28745535, 30956730, 38327380, 40243749, 53658332, 57491070, 61913460, 67072915, 80487498, 114982140, 134145830, 160974996, 201218745, 268291660, 402437490, 804874980]

約数ペア:

[(1, 804874980), (2, 402437490), (3, 268291660), (4, 201218745), (5, 160974996), (6, 134145830), (7, 114982140), (10, 80487498), (12, 67072915), (13, 61913460), (14, 57491070), (15, 53658332), (20, 40243749), (21, 38327380), (26, 30956730), (28, 28745535), (30, 26829166), (35, 22996428), (39, 20637820), (42, 19163690), (49, 16426020), (52, 15478365), (60, 13414583), (65, 12382692), (70, 11498214), (78, 10318910), (84, 9581845), (91, 8844780), (98, 8213010), (105, 7665476), (130, 6191346), (140, 5749107), (147, 5475340), (156, 5159455), (182, 4422390), (195, 4127564), (196, 4106505), (210, 3832738), (245, 3285204), (260, 3095673), (273, 2948260), (294, 2737670), (364, 2211195), (390, 2063782), (420, 1916369), (455, 1768956), (490, 1642602), (546, 1474130), (588, 1368835), (637, 1263540), (735, 1095068), (780, 1031891), (910, 884478), (980, 821301), (1092, 737065), (1274, 631770), (1365, 589652), (1470, 547534), (1820, 442239), (1911, 421180), (2548, 315885), (2730, 294826), (2940, 273767), (3185, 252708), (3822, 210590), (5460, 147413), (6370, 126354), (7644, 105295), (9555, 84236), (12740, 63177), (19110, 42118), (21059, 38220)]