1900907580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{1831}}^1$

素因数の和:1889

約数の個数: 192

約数和(自身を含む): 6308176896

約数和(自身を除く): 4407269316

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 78, 110, 121, 130, 132, 143, 156, 165, 195, 220, 242, 260, 286, 330, 363, 390, 429, 484, 572, 605, 660, 715, 726, 780, 858, 1210, 1331, 1430, 1452, 1573, 1716, 1815, 1831, 2145, 2420, 2662, 2860, 3146, 3630, 3662, 3993, 4290, 4719, 5324, 5493, 6292, 6655, 7260, 7324, 7865, 7986, 8580, 9155, 9438, 10986, 13310, 15730, 15972, 17303, 18310, 18876, 19965, 20141, 21972, 23595, 23803, 26620, 27465, 31460, 34606, 36620, 39930, 40282, 47190, 47606, 51909, 54930, 60423, 69212, 71409, 79860, 80564, 86515, 94380, 95212, 100705, 103818, 109860, 119015, 120846, 142818, 173030, 201410, 207636, 221551, 238030, 241692, 259545, 261833, 285636, 302115, 346060, 357045, 402820, 443102, 476060, 519090, 523666, 604230, 664653, 714090, 785499, 886204, 1038180, 1047332, 1107755, 1208460, 1309165, 1329306, 1428180, 1570998, 2215510, 2437061, 2618330, 2658612, 2880163, 3141996, 3323265, 3927495, 4431020, 4874122, 5236660, 5760326, 6646530, 7311183, 7854990, 8640489, 9748244, 11520652, 12185305, 13293060, 14400815, 14622366, 15709980, 17280978, 24370610, 28801630, 29244732, 31681793, 34561956, 36555915, 43202445, 48741220, 57603260, 63363586, 73111830, 86404890, 95045379, 126727172, 146223660, 158408965, 172809780, 190090758, 316817930, 380181516, 475226895, 633635860, 950453790, 1900907580]

約数ペア:

[(1, 1900907580), (2, 950453790), (3, 633635860), (4, 475226895), (5, 380181516), (6, 316817930), (10, 190090758), (11, 172809780), (12, 158408965), (13, 146223660), (15, 126727172), (20, 95045379), (22, 86404890), (26, 73111830), (30, 63363586), (33, 57603260), (39, 48741220), (44, 43202445), (52, 36555915), (55, 34561956), (60, 31681793), (65, 29244732), (66, 28801630), (78, 24370610), (110, 17280978), (121, 15709980), (130, 14622366), (132, 14400815), (143, 13293060), (156, 12185305), (165, 11520652), (195, 9748244), (220, 8640489), (242, 7854990), (260, 7311183), (286, 6646530), (330, 5760326), (363, 5236660), (390, 4874122), (429, 4431020), (484, 3927495), (572, 3323265), (605, 3141996), (660, 2880163), (715, 2658612), (726, 2618330), (780, 2437061), (858, 2215510), (1210, 1570998), (1331, 1428180), (1430, 1329306), (1452, 1309165), (1573, 1208460), (1716, 1107755), (1815, 1047332), (1831, 1038180), (2145, 886204), (2420, 785499), (2662, 714090), (2860, 664653), (3146, 604230), (3630, 523666), (3662, 519090), (3993, 476060), (4290, 443102), (4719, 402820), (5324, 357045), (5493, 346060), (6292, 302115), (6655, 285636), (7260, 261833), (7324, 259545), (7865, 241692), (7986, 238030), (8580, 221551), (9155, 207636), (9438, 201410), (10986, 173030), (13310, 142818), (15730, 120846), (15972, 119015), (17303, 109860), (18310, 103818), (18876, 100705), (19965, 95212), (20141, 94380), (21972, 86515), (23595, 80564), (23803, 79860), (26620, 71409), (27465, 69212), (31460, 60423), (34606, 54930), (36620, 51909), (39930, 47606), (40282, 47190)]