2149789980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1481}}^1\times {\mathrm{1861}}^1$

素因数の和:3367

約数の個数: 96

約数和(自身を含む): 6490306368

約数和(自身を除く): 4340516388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1481, 1861, 2962, 3722, 4443, 5583, 5924, 7405, 7444, 8886, 9305, 11166, 14810, 17772, 18610, 19253, 22215, 22332, 24193, 27915, 29620, 37220, 38506, 44430, 48386, 55830, 57759, 72579, 77012, 88860, 96265, 96772, 111660, 115518, 120965, 145158, 192530, 231036, 241930, 288795, 290316, 362895, 385060, 483860, 577590, 725790, 1155180, 1451580, 2756141, 5512282, 8268423, 11024564, 13780705, 16536846, 27561410, 33073692, 35829833, 41342115, 55122820, 71659666, 82684230, 107489499, 143319332, 165368460, 179149165, 214978998, 358298330, 429957996, 537447495, 716596660, 1074894990, 2149789980]

約数ペア:

[(1, 2149789980), (2, 1074894990), (3, 716596660), (4, 537447495), (5, 429957996), (6, 358298330), (10, 214978998), (12, 179149165), (13, 165368460), (15, 143319332), (20, 107489499), (26, 82684230), (30, 71659666), (39, 55122820), (52, 41342115), (60, 35829833), (65, 33073692), (78, 27561410), (130, 16536846), (156, 13780705), (195, 11024564), (260, 8268423), (390, 5512282), (780, 2756141), (1481, 1451580), (1861, 1155180), (2962, 725790), (3722, 577590), (4443, 483860), (5583, 385060), (5924, 362895), (7405, 290316), (7444, 288795), (8886, 241930), (9305, 231036), (11166, 192530), (14810, 145158), (17772, 120965), (18610, 115518), (19253, 111660), (22215, 96772), (22332, 96265), (24193, 88860), (27915, 77012), (29620, 72579), (37220, 57759), (38506, 55830), (44430, 48386)]