2912505390

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{977}}^1$

素因数の和:1235

約数の個数: 128

約数和(自身を含む): 7945741440

約数和(自身を除く): 5033236050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 61, 90, 122, 135, 181, 183, 270, 305, 362, 366, 543, 549, 610, 905, 915, 977, 1086, 1098, 1629, 1647, 1810, 1830, 1954, 2715, 2745, 2931, 3258, 3294, 4885, 4887, 5430, 5490, 5862, 8145, 8235, 8793, 9770, 9774, 11041, 14655, 16290, 16470, 17586, 22082, 24435, 26379, 29310, 33123, 43965, 48870, 52758, 55205, 59597, 66246, 87930, 99369, 110410, 119194, 131895, 165615, 176837, 178791, 198738, 263790, 297985, 298107, 331230, 353674, 357582, 496845, 530511, 536373, 595970, 596214, 884185, 893955, 993690, 1061022, 1072746, 1490535, 1591533, 1609119, 1768370, 1787910, 2652555, 2681865, 2981070, 3183066, 3218238, 4774599, 5305110, 5363730, 7957665, 8045595, 9549198, 10787057, 15915330, 16091190, 21574114, 23872995, 32361171, 47745990, 53935285, 64722342, 97083513, 107870570, 161805855, 194167026, 291250539, 323611710, 485417565, 582501078, 970835130, 1456252695, 2912505390]

約数ペア:

[(1, 2912505390), (2, 1456252695), (3, 970835130), (5, 582501078), (6, 485417565), (9, 323611710), (10, 291250539), (15, 194167026), (18, 161805855), (27, 107870570), (30, 97083513), (45, 64722342), (54, 53935285), (61, 47745990), (90, 32361171), (122, 23872995), (135, 21574114), (181, 16091190), (183, 15915330), (270, 10787057), (305, 9549198), (362, 8045595), (366, 7957665), (543, 5363730), (549, 5305110), (610, 4774599), (905, 3218238), (915, 3183066), (977, 2981070), (1086, 2681865), (1098, 2652555), (1629, 1787910), (1647, 1768370), (1810, 1609119), (1830, 1591533), (1954, 1490535), (2715, 1072746), (2745, 1061022), (2931, 993690), (3258, 893955), (3294, 884185), (4885, 596214), (4887, 595970), (5430, 536373), (5490, 530511), (5862, 496845), (8145, 357582), (8235, 353674), (8793, 331230), (9770, 298107), (9774, 297985), (11041, 263790), (14655, 198738), (16290, 178791), (16470, 176837), (17586, 165615), (22082, 131895), (24435, 119194), (26379, 110410), (29310, 99369), (33123, 87930), (43965, 66246), (48870, 59597), (52758, 55205)]