213291180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1621}}^1$

素因数の和:1696

約数の個数: 144

約数和(自身を含む): 701404704

約数和(自身を除く): 488113524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 43, 45, 51, 60, 68, 85, 86, 90, 102, 129, 153, 170, 172, 180, 204, 215, 255, 258, 306, 340, 387, 430, 510, 516, 612, 645, 731, 765, 774, 860, 1020, 1290, 1462, 1530, 1548, 1621, 1935, 2193, 2580, 2924, 3060, 3242, 3655, 3870, 4386, 4863, 6484, 6579, 7310, 7740, 8105, 8772, 9726, 10965, 13158, 14589, 14620, 16210, 19452, 21930, 24315, 26316, 27557, 29178, 32420, 32895, 43860, 48630, 55114, 58356, 65790, 69703, 72945, 82671, 97260, 110228, 131580, 137785, 139406, 145890, 165342, 209109, 248013, 275570, 278812, 291780, 330684, 348515, 413355, 418218, 496026, 551140, 627327, 697030, 826710, 836436, 992052, 1045545, 1184951, 1240065, 1254654, 1394060, 1653420, 2091090, 2369902, 2480130, 2509308, 3136635, 3554853, 4182180, 4739804, 4960260, 5924755, 6273270, 7109706, 10664559, 11849510, 12546540, 14219412, 17774265, 21329118, 23699020, 35548530, 42658236, 53322795, 71097060, 106645590, 213291180]

約数ペア:

[(1, 213291180), (2, 106645590), (3, 71097060), (4, 53322795), (5, 42658236), (6, 35548530), (9, 23699020), (10, 21329118), (12, 17774265), (15, 14219412), (17, 12546540), (18, 11849510), (20, 10664559), (30, 7109706), (34, 6273270), (36, 5924755), (43, 4960260), (45, 4739804), (51, 4182180), (60, 3554853), (68, 3136635), (85, 2509308), (86, 2480130), (90, 2369902), (102, 2091090), (129, 1653420), (153, 1394060), (170, 1254654), (172, 1240065), (180, 1184951), (204, 1045545), (215, 992052), (255, 836436), (258, 826710), (306, 697030), (340, 627327), (387, 551140), (430, 496026), (510, 418218), (516, 413355), (612, 348515), (645, 330684), (731, 291780), (765, 278812), (774, 275570), (860, 248013), (1020, 209109), (1290, 165342), (1462, 145890), (1530, 139406), (1548, 137785), (1621, 131580), (1935, 110228), (2193, 97260), (2580, 82671), (2924, 72945), (3060, 69703), (3242, 65790), (3655, 58356), (3870, 55114), (4386, 48630), (4863, 43860), (6484, 32895), (6579, 32420), (7310, 29178), (7740, 27557), (8105, 26316), (8772, 24315), (9726, 21930), (10965, 19452), (13158, 16210), (14589, 14620)]