78284940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1597}}^1$

素因数の和:1671

約数の個数: 96

約数和(自身を含む): 236248320

約数和(自身を除く): 157963380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 43, 57, 60, 76, 86, 95, 114, 129, 172, 190, 215, 228, 258, 285, 380, 430, 516, 570, 645, 817, 860, 1140, 1290, 1597, 1634, 2451, 2580, 3194, 3268, 4085, 4791, 4902, 6388, 7985, 8170, 9582, 9804, 12255, 15970, 16340, 19164, 23955, 24510, 30343, 31940, 47910, 49020, 60686, 68671, 91029, 95820, 121372, 137342, 151715, 182058, 206013, 274684, 303430, 343355, 364116, 412026, 455145, 606860, 686710, 824052, 910290, 1030065, 1304749, 1373420, 1820580, 2060130, 2609498, 3914247, 4120260, 5218996, 6523745, 7828494, 13047490, 15656988, 19571235, 26094980, 39142470, 78284940]

約数ペア:

[(1, 78284940), (2, 39142470), (3, 26094980), (4, 19571235), (5, 15656988), (6, 13047490), (10, 7828494), (12, 6523745), (15, 5218996), (19, 4120260), (20, 3914247), (30, 2609498), (38, 2060130), (43, 1820580), (57, 1373420), (60, 1304749), (76, 1030065), (86, 910290), (95, 824052), (114, 686710), (129, 606860), (172, 455145), (190, 412026), (215, 364116), (228, 343355), (258, 303430), (285, 274684), (380, 206013), (430, 182058), (516, 151715), (570, 137342), (645, 121372), (817, 95820), (860, 91029), (1140, 68671), (1290, 60686), (1597, 49020), (1634, 47910), (2451, 31940), (2580, 30343), (3194, 24510), (3268, 23955), (4085, 19164), (4791, 16340), (4902, 15970), (6388, 12255), (7985, 9804), (8170, 9582)]