285401676

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:264

約数の個数: 144

約数和(自身を含む): 805469280

約数和(自身を除く): 520067604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 61, 73, 84, 98, 109, 122, 146, 147, 183, 196, 218, 219, 244, 292, 294, 327, 366, 427, 436, 438, 511, 588, 654, 732, 763, 854, 876, 1022, 1281, 1308, 1526, 1533, 1708, 2044, 2289, 2562, 2989, 3052, 3066, 3577, 4453, 4578, 5124, 5341, 5978, 6132, 6649, 7154, 7957, 8906, 8967, 9156, 10682, 10731, 11956, 13298, 13359, 14308, 15914, 16023, 17812, 17934, 19947, 21364, 21462, 23871, 26596, 26718, 31171, 31828, 32046, 35868, 39894, 42924, 46543, 47742, 53436, 55699, 62342, 64092, 79788, 93086, 93513, 95484, 111398, 124684, 139629, 167097, 186172, 187026, 218197, 222796, 279258, 325801, 334194, 374052, 389893, 436394, 485377, 558516, 651602, 654591, 668388, 779786, 872788, 970754, 977403, 1169679, 1303204, 1309182, 1456131, 1559572, 1941508, 1954806, 2339358, 2618364, 2912262, 3397639, 3909612, 4678716, 5824524, 6795278, 10192917, 13590556, 20385834, 23783473, 40771668, 47566946, 71350419, 95133892, 142700838, 285401676]

約数ペア:

[(1, 285401676), (2, 142700838), (3, 95133892), (4, 71350419), (6, 47566946), (7, 40771668), (12, 23783473), (14, 20385834), (21, 13590556), (28, 10192917), (42, 6795278), (49, 5824524), (61, 4678716), (73, 3909612), (84, 3397639), (98, 2912262), (109, 2618364), (122, 2339358), (146, 1954806), (147, 1941508), (183, 1559572), (196, 1456131), (218, 1309182), (219, 1303204), (244, 1169679), (292, 977403), (294, 970754), (327, 872788), (366, 779786), (427, 668388), (436, 654591), (438, 651602), (511, 558516), (588, 485377), (654, 436394), (732, 389893), (763, 374052), (854, 334194), (876, 325801), (1022, 279258), (1281, 222796), (1308, 218197), (1526, 187026), (1533, 186172), (1708, 167097), (2044, 139629), (2289, 124684), (2562, 111398), (2989, 95484), (3052, 93513), (3066, 93086), (3577, 79788), (4453, 64092), (4578, 62342), (5124, 55699), (5341, 53436), (5978, 47742), (6132, 46543), (6649, 42924), (7154, 39894), (7957, 35868), (8906, 32046), (8967, 31828), (9156, 31171), (10682, 26718), (10731, 26596), (11956, 23871), (13298, 21462), (13359, 21364), (14308, 19947), (15914, 17934), (16023, 17812)]