521307570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{67}}^2\times {\mathrm{79}}^1$

素因数の和:237

約数の個数: 144

約数和(自身を含む): 1496154240

約数和(自身を除く): 974846670

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 67, 70, 79, 98, 105, 134, 147, 158, 201, 210, 237, 245, 294, 335, 395, 402, 469, 474, 490, 553, 670, 735, 790, 938, 1005, 1106, 1185, 1407, 1470, 1659, 2010, 2345, 2370, 2765, 2814, 3283, 3318, 3871, 4489, 4690, 5293, 5530, 6566, 7035, 7742, 8295, 8978, 9849, 10586, 11613, 13467, 14070, 15879, 16415, 16590, 19355, 19698, 22445, 23226, 26465, 26934, 31423, 31758, 32830, 37051, 38710, 44890, 49245, 52930, 58065, 62846, 67335, 74102, 79395, 94269, 98490, 111153, 116130, 134670, 157115, 158790, 185255, 188538, 219961, 222306, 259357, 314230, 354631, 370510, 439922, 471345, 518714, 555765, 659883, 709262, 778071, 942690, 1063893, 1099805, 1111530, 1296785, 1319766, 1556142, 1773155, 2127786, 2199610, 2482417, 2593570, 3299415, 3546310, 3890355, 4964834, 5319465, 6598830, 7447251, 7780710, 10638930, 12412085, 14894502, 17376919, 24824170, 34753838, 37236255, 52130757, 74472510, 86884595, 104261514, 173769190, 260653785, 521307570]

約数ペア:

[(1, 521307570), (2, 260653785), (3, 173769190), (5, 104261514), (6, 86884595), (7, 74472510), (10, 52130757), (14, 37236255), (15, 34753838), (21, 24824170), (30, 17376919), (35, 14894502), (42, 12412085), (49, 10638930), (67, 7780710), (70, 7447251), (79, 6598830), (98, 5319465), (105, 4964834), (134, 3890355), (147, 3546310), (158, 3299415), (201, 2593570), (210, 2482417), (237, 2199610), (245, 2127786), (294, 1773155), (335, 1556142), (395, 1319766), (402, 1296785), (469, 1111530), (474, 1099805), (490, 1063893), (553, 942690), (670, 778071), (735, 709262), (790, 659883), (938, 555765), (1005, 518714), (1106, 471345), (1185, 439922), (1407, 370510), (1470, 354631), (1659, 314230), (2010, 259357), (2345, 222306), (2370, 219961), (2765, 188538), (2814, 185255), (3283, 158790), (3318, 157115), (3871, 134670), (4489, 116130), (4690, 111153), (5293, 98490), (5530, 94269), (6566, 79395), (7035, 74102), (7742, 67335), (8295, 62846), (8978, 58065), (9849, 52930), (10586, 49245), (11613, 44890), (13467, 38710), (14070, 37051), (15879, 32830), (16415, 31758), (16590, 31423), (19355, 26934), (19698, 26465), (22445, 23226)]