30746560

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:438

約数の個数: 112

約数和(自身を含む): 83210400

約数和(自身を除く): 52463840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 320, 380, 389, 416, 494, 520, 608, 760, 778, 832, 988, 1040, 1216, 1235, 1520, 1556, 1945, 1976, 2080, 2470, 3040, 3112, 3890, 3952, 4160, 4940, 5057, 6080, 6224, 7391, 7780, 7904, 9880, 10114, 12448, 14782, 15560, 15808, 19760, 20228, 24896, 25285, 29564, 31120, 36955, 39520, 40456, 50570, 59128, 62240, 73910, 79040, 80912, 96083, 101140, 118256, 124480, 147820, 161824, 192166, 202280, 236512, 295640, 323648, 384332, 404560, 473024, 480415, 591280, 768664, 809120, 960830, 1182560, 1537328, 1618240, 1921660, 2365120, 3074656, 3843320, 6149312, 7686640, 15373280, 30746560]

約数ペア:

[(1, 30746560), (2, 15373280), (4, 7686640), (5, 6149312), (8, 3843320), (10, 3074656), (13, 2365120), (16, 1921660), (19, 1618240), (20, 1537328), (26, 1182560), (32, 960830), (38, 809120), (40, 768664), (52, 591280), (64, 480415), (65, 473024), (76, 404560), (80, 384332), (95, 323648), (104, 295640), (130, 236512), (152, 202280), (160, 192166), (190, 161824), (208, 147820), (247, 124480), (260, 118256), (304, 101140), (320, 96083), (380, 80912), (389, 79040), (416, 73910), (494, 62240), (520, 59128), (608, 50570), (760, 40456), (778, 39520), (832, 36955), (988, 31120), (1040, 29564), (1216, 25285), (1235, 24896), (1520, 20228), (1556, 19760), (1945, 15808), (1976, 15560), (2080, 14782), (2470, 12448), (3040, 10114), (3112, 9880), (3890, 7904), (3952, 7780), (4160, 7391), (4940, 6224), (5057, 6080)]