1898169780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1553}}^1\times {\mathrm{1567}}^1$

素因数の和:3145

約数の個数: 96

約数和(自身を含む): 5731052544

約数和(自身を除く): 3832882764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1553, 1567, 3106, 3134, 4659, 4701, 6212, 6268, 7765, 7835, 9318, 9402, 15530, 15670, 18636, 18804, 20189, 20371, 23295, 23505, 31060, 31340, 40378, 40742, 46590, 47010, 60567, 61113, 80756, 81484, 93180, 94020, 100945, 101855, 121134, 122226, 201890, 203710, 242268, 244452, 302835, 305565, 403780, 407420, 605670, 611130, 1211340, 1222260, 2433551, 4867102, 7300653, 9734204, 12167755, 14601306, 24335510, 29202612, 31636163, 36503265, 48671020, 63272326, 73006530, 94908489, 126544652, 146013060, 158180815, 189816978, 316361630, 379633956, 474542445, 632723260, 949084890, 1898169780]

約数ペア:

[(1, 1898169780), (2, 949084890), (3, 632723260), (4, 474542445), (5, 379633956), (6, 316361630), (10, 189816978), (12, 158180815), (13, 146013060), (15, 126544652), (20, 94908489), (26, 73006530), (30, 63272326), (39, 48671020), (52, 36503265), (60, 31636163), (65, 29202612), (78, 24335510), (130, 14601306), (156, 12167755), (195, 9734204), (260, 7300653), (390, 4867102), (780, 2433551), (1553, 1222260), (1567, 1211340), (3106, 611130), (3134, 605670), (4659, 407420), (4701, 403780), (6212, 305565), (6268, 302835), (7765, 244452), (7835, 242268), (9318, 203710), (9402, 201890), (15530, 122226), (15670, 121134), (18636, 101855), (18804, 100945), (20189, 94020), (20371, 93180), (23295, 81484), (23505, 80756), (31060, 61113), (31340, 60567), (40378, 47010), (40742, 46590)]