243591400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4931}}^1$

素因数の和:4979

約数の個数: 96

約数和(自身を含む): 642146400

約数和(自身を除く): 398555000

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 95, 100, 104, 130, 152, 190, 200, 247, 260, 325, 380, 475, 494, 520, 650, 760, 950, 988, 1235, 1300, 1900, 1976, 2470, 2600, 3800, 4931, 4940, 6175, 9862, 9880, 12350, 19724, 24655, 24700, 39448, 49310, 49400, 64103, 93689, 98620, 123275, 128206, 187378, 197240, 246550, 256412, 320515, 374756, 468445, 493100, 512824, 641030, 749512, 936890, 986200, 1217957, 1282060, 1602575, 1873780, 2342225, 2435914, 2564120, 3205150, 3747560, 4684450, 4871828, 6089785, 6410300, 9368900, 9743656, 12179570, 12820600, 18737800, 24359140, 30448925, 48718280, 60897850, 121795700, 243591400]

約数ペア:

[(1, 243591400), (2, 121795700), (4, 60897850), (5, 48718280), (8, 30448925), (10, 24359140), (13, 18737800), (19, 12820600), (20, 12179570), (25, 9743656), (26, 9368900), (38, 6410300), (40, 6089785), (50, 4871828), (52, 4684450), (65, 3747560), (76, 3205150), (95, 2564120), (100, 2435914), (104, 2342225), (130, 1873780), (152, 1602575), (190, 1282060), (200, 1217957), (247, 986200), (260, 936890), (325, 749512), (380, 641030), (475, 512824), (494, 493100), (520, 468445), (650, 374756), (760, 320515), (950, 256412), (988, 246550), (1235, 197240), (1300, 187378), (1900, 128206), (1976, 123275), (2470, 98620), (2600, 93689), (3800, 64103), (4931, 49400), (4940, 49310), (6175, 39448), (9862, 24700), (9880, 24655), (12350, 19724)]