904345740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{3581}}^1$

素因数の和:3680

約数の個数: 144

約数和(自身を含む): 2910188736

約数和(自身を除く): 2005842996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 61, 69, 90, 92, 115, 122, 138, 180, 183, 207, 230, 244, 276, 305, 345, 366, 414, 460, 549, 610, 690, 732, 828, 915, 1035, 1098, 1220, 1380, 1403, 1830, 2070, 2196, 2745, 2806, 3581, 3660, 4140, 4209, 5490, 5612, 7015, 7162, 8418, 10743, 10980, 12627, 14030, 14324, 16836, 17905, 21045, 21486, 25254, 28060, 32229, 35810, 42090, 42972, 50508, 53715, 63135, 64458, 71620, 82363, 84180, 107430, 126270, 128916, 161145, 164726, 214860, 218441, 247089, 252540, 322290, 329452, 411815, 436882, 494178, 644580, 655323, 741267, 823630, 873764, 988356, 1092205, 1235445, 1310646, 1482534, 1647260, 1965969, 2184410, 2470890, 2621292, 2965068, 3276615, 3706335, 3931938, 4368820, 4941780, 5024143, 6553230, 7412670, 7863876, 9829845, 10048286, 13106460, 14825340, 15072429, 19659690, 20096572, 25120715, 30144858, 39319380, 45217287, 50241430, 60289716, 75362145, 90434574, 100482860, 150724290, 180869148, 226086435, 301448580, 452172870, 904345740]

約数ペア:

[(1, 904345740), (2, 452172870), (3, 301448580), (4, 226086435), (5, 180869148), (6, 150724290), (9, 100482860), (10, 90434574), (12, 75362145), (15, 60289716), (18, 50241430), (20, 45217287), (23, 39319380), (30, 30144858), (36, 25120715), (45, 20096572), (46, 19659690), (60, 15072429), (61, 14825340), (69, 13106460), (90, 10048286), (92, 9829845), (115, 7863876), (122, 7412670), (138, 6553230), (180, 5024143), (183, 4941780), (207, 4368820), (230, 3931938), (244, 3706335), (276, 3276615), (305, 2965068), (345, 2621292), (366, 2470890), (414, 2184410), (460, 1965969), (549, 1647260), (610, 1482534), (690, 1310646), (732, 1235445), (828, 1092205), (915, 988356), (1035, 873764), (1098, 823630), (1220, 741267), (1380, 655323), (1403, 644580), (1830, 494178), (2070, 436882), (2196, 411815), (2745, 329452), (2806, 322290), (3581, 252540), (3660, 247089), (4140, 218441), (4209, 214860), (5490, 164726), (5612, 161145), (7015, 128916), (7162, 126270), (8418, 107430), (10743, 84180), (10980, 82363), (12627, 71620), (14030, 64458), (14324, 63135), (16836, 53715), (17905, 50508), (21045, 42972), (21486, 42090), (25254, 35810), (28060, 32229)]