304404700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1223}}^1$

素因数の和:1387

約数の個数: 72

約数和(自身を含む): 701205120

約数和(自身を除く): 396800420

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 131, 190, 262, 380, 475, 524, 655, 950, 1223, 1310, 1900, 2446, 2489, 2620, 3275, 4892, 4978, 6115, 6550, 9956, 12230, 12445, 13100, 23237, 24460, 24890, 30575, 46474, 49780, 61150, 62225, 92948, 116185, 122300, 124450, 160213, 232370, 248900, 320426, 464740, 580925, 640852, 801065, 1161850, 1602130, 2323700, 3044047, 3204260, 4005325, 6088094, 8010650, 12176188, 15220235, 16021300, 30440470, 60880940, 76101175, 152202350, 304404700]

約数ペア:

[(1, 304404700), (2, 152202350), (4, 76101175), (5, 60880940), (10, 30440470), (19, 16021300), (20, 15220235), (25, 12176188), (38, 8010650), (50, 6088094), (76, 4005325), (95, 3204260), (100, 3044047), (131, 2323700), (190, 1602130), (262, 1161850), (380, 801065), (475, 640852), (524, 580925), (655, 464740), (950, 320426), (1223, 248900), (1310, 232370), (1900, 160213), (2446, 124450), (2489, 122300), (2620, 116185), (3275, 92948), (4892, 62225), (4978, 61150), (6115, 49780), (6550, 46474), (9956, 30575), (12230, 24890), (12445, 24460), (13100, 23237)]