31631940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3739}}^1$

素因数の和:3801

約数の個数: 72

約数和(自身を含む): 98017920

約数和(自身を除く): 66385980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2820, 3739, 4230, 7478, 8460, 11217, 14956, 18695, 22434, 33651, 37390, 44868, 56085, 67302, 74780, 112170, 134604, 168255, 175733, 224340, 336510, 351466, 527199, 673020, 702932, 878665, 1054398, 1581597, 1757330, 2108796, 2635995, 3163194, 3514660, 5271990, 6326388, 7907985, 10543980, 15815970, 31631940]

約数ペア:

[(1, 31631940), (2, 15815970), (3, 10543980), (4, 7907985), (5, 6326388), (6, 5271990), (9, 3514660), (10, 3163194), (12, 2635995), (15, 2108796), (18, 1757330), (20, 1581597), (30, 1054398), (36, 878665), (45, 702932), (47, 673020), (60, 527199), (90, 351466), (94, 336510), (141, 224340), (180, 175733), (188, 168255), (235, 134604), (282, 112170), (423, 74780), (470, 67302), (564, 56085), (705, 44868), (846, 37390), (940, 33651), (1410, 22434), (1692, 18695), (2115, 14956), (2820, 11217), (3739, 8460), (4230, 7478)]