221057460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5557}}^1$

素因数の和:5602

約数の個数: 144

約数和(自身を含む): 764736336

約数和(自身を除く): 543678876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 884, 1020, 1105, 1170, 1326, 1530, 1989, 2210, 2340, 2652, 3060, 3315, 3978, 4420, 5557, 6630, 7956, 9945, 11114, 13260, 16671, 19890, 22228, 27785, 33342, 39780, 50013, 55570, 66684, 72241, 83355, 94469, 100026, 111140, 144482, 166710, 188938, 200052, 216723, 250065, 283407, 288964, 333420, 361205, 377876, 433446, 472345, 500130, 566814, 650169, 722410, 850221, 866892, 944690, 1000260, 1083615, 1133628, 1228097, 1300338, 1417035, 1444820, 1700442, 1889380, 2167230, 2456194, 2600676, 2834070, 3250845, 3400884, 3684291, 4251105, 4334460, 4912388, 5668140, 6140485, 6501690, 7368582, 8502210, 11052873, 12280970, 13003380, 14737164, 17004420, 18421455, 22105746, 24561940, 36842910, 44211492, 55264365, 73685820, 110528730, 221057460]

約数ペア:

[(1, 221057460), (2, 110528730), (3, 73685820), (4, 55264365), (5, 44211492), (6, 36842910), (9, 24561940), (10, 22105746), (12, 18421455), (13, 17004420), (15, 14737164), (17, 13003380), (18, 12280970), (20, 11052873), (26, 8502210), (30, 7368582), (34, 6501690), (36, 6140485), (39, 5668140), (45, 4912388), (51, 4334460), (52, 4251105), (60, 3684291), (65, 3400884), (68, 3250845), (78, 2834070), (85, 2600676), (90, 2456194), (102, 2167230), (117, 1889380), (130, 1700442), (153, 1444820), (156, 1417035), (170, 1300338), (180, 1228097), (195, 1133628), (204, 1083615), (221, 1000260), (234, 944690), (255, 866892), (260, 850221), (306, 722410), (340, 650169), (390, 566814), (442, 500130), (468, 472345), (510, 433446), (585, 377876), (612, 361205), (663, 333420), (765, 288964), (780, 283407), (884, 250065), (1020, 216723), (1105, 200052), (1170, 188938), (1326, 166710), (1530, 144482), (1989, 111140), (2210, 100026), (2340, 94469), (2652, 83355), (3060, 72241), (3315, 66684), (3978, 55570), (4420, 50013), (5557, 39780), (6630, 33342), (7956, 27785), (9945, 22228), (11114, 19890), (13260, 16671)]