161359380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9851}}^1$

素因数の和:9886

約数の個数: 144

約数和(自身を含む): 602469504

約数和(自身を除く): 441110124

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 9851, 16380, 19702, 29553, 39404, 49255, 59106, 68957, 88659, 98510, 118212, 128063, 137914, 147765, 177318, 197020, 206871, 256126, 275828, 295530, 344785, 354636, 384189, 413742, 443295, 512252, 591060, 620613, 640315, 689570, 768378, 827484, 886590, 896441, 1034355, 1152567, 1241226, 1280630, 1379140, 1536756, 1773180, 1792882, 1920945, 2068710, 2305134, 2482452, 2561260, 2689323, 3103065, 3585764, 3841890, 4137420, 4482205, 4610268, 5378646, 5762835, 6206130, 7683780, 8067969, 8964410, 10757292, 11525670, 12412260, 13446615, 16135938, 17928820, 23051340, 26893230, 32271876, 40339845, 53786460, 80679690, 161359380]

約数ペア:

[(1, 161359380), (2, 80679690), (3, 53786460), (4, 40339845), (5, 32271876), (6, 26893230), (7, 23051340), (9, 17928820), (10, 16135938), (12, 13446615), (13, 12412260), (14, 11525670), (15, 10757292), (18, 8964410), (20, 8067969), (21, 7683780), (26, 6206130), (28, 5762835), (30, 5378646), (35, 4610268), (36, 4482205), (39, 4137420), (42, 3841890), (45, 3585764), (52, 3103065), (60, 2689323), (63, 2561260), (65, 2482452), (70, 2305134), (78, 2068710), (84, 1920945), (90, 1792882), (91, 1773180), (105, 1536756), (117, 1379140), (126, 1280630), (130, 1241226), (140, 1152567), (156, 1034355), (180, 896441), (182, 886590), (195, 827484), (210, 768378), (234, 689570), (252, 640315), (260, 620613), (273, 591060), (315, 512252), (364, 443295), (390, 413742), (420, 384189), (455, 354636), (468, 344785), (546, 295530), (585, 275828), (630, 256126), (780, 206871), (819, 197020), (910, 177318), (1092, 147765), (1170, 137914), (1260, 128063), (1365, 118212), (1638, 98510), (1820, 88659), (2340, 68957), (2730, 59106), (3276, 49255), (4095, 39404), (5460, 29553), (8190, 19702), (9851, 16380)]