30406784

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:221

約数の個数: 64

約数和(自身を含む): 63974400

約数和(自身を除く): 33567616

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 79, 97, 124, 128, 158, 194, 248, 316, 388, 496, 632, 776, 992, 1264, 1552, 1984, 2449, 2528, 3007, 3104, 3968, 4898, 5056, 6014, 6208, 7663, 9796, 10112, 12028, 12416, 15326, 19592, 24056, 30652, 39184, 48112, 61304, 78368, 96224, 122608, 156736, 192448, 237553, 245216, 313472, 384896, 475106, 490432, 950212, 980864, 1900424, 3800848, 7601696, 15203392, 30406784]

約数ペア:

[(1, 30406784), (2, 15203392), (4, 7601696), (8, 3800848), (16, 1900424), (31, 980864), (32, 950212), (62, 490432), (64, 475106), (79, 384896), (97, 313472), (124, 245216), (128, 237553), (158, 192448), (194, 156736), (248, 122608), (316, 96224), (388, 78368), (496, 61304), (632, 48112), (776, 39184), (992, 30652), (1264, 24056), (1552, 19592), (1984, 15326), (2449, 12416), (2528, 12028), (3007, 10112), (3104, 9796), (3968, 7663), (4898, 6208), (5056, 6014)]