243702470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:222

約数の個数: 96

約数和(自身を含む): 510209280

約数和(自身を除く): 266506810

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 73, 89, 110, 121, 146, 155, 178, 242, 310, 341, 365, 445, 605, 682, 730, 803, 890, 979, 1210, 1606, 1705, 1958, 2263, 2759, 3410, 3751, 4015, 4526, 4895, 5518, 6497, 7502, 8030, 8833, 9790, 10769, 11315, 12994, 13795, 17666, 18755, 21538, 22630, 24893, 27590, 30349, 32485, 37510, 44165, 49786, 53845, 60698, 64970, 71467, 88330, 107690, 124465, 142934, 151745, 201407, 248930, 273823, 303490, 333839, 357335, 402814, 547646, 667678, 714670, 786137, 1007035, 1369115, 1572274, 1669195, 2014070, 2215477, 2738230, 3338390, 3930685, 4430954, 7861370, 11077385, 22154770, 24370247, 48740494, 121851235, 243702470]

約数ペア:

[(1, 243702470), (2, 121851235), (5, 48740494), (10, 24370247), (11, 22154770), (22, 11077385), (31, 7861370), (55, 4430954), (62, 3930685), (73, 3338390), (89, 2738230), (110, 2215477), (121, 2014070), (146, 1669195), (155, 1572274), (178, 1369115), (242, 1007035), (310, 786137), (341, 714670), (365, 667678), (445, 547646), (605, 402814), (682, 357335), (730, 333839), (803, 303490), (890, 273823), (979, 248930), (1210, 201407), (1606, 151745), (1705, 142934), (1958, 124465), (2263, 107690), (2759, 88330), (3410, 71467), (3751, 64970), (4015, 60698), (4526, 53845), (4895, 49786), (5518, 44165), (6497, 37510), (7502, 32485), (8030, 30349), (8833, 27590), (9790, 24893), (10769, 22630), (11315, 21538), (12994, 18755), (13795, 17666)]