251507484

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^2$

素因数の和:201

約数の個数: 144

約数和(自身を含む): 726163200

約数和(自身を除く): 474655716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 27, 36, 38, 46, 54, 57, 69, 73, 76, 92, 108, 114, 138, 146, 171, 207, 219, 228, 276, 292, 342, 414, 437, 438, 513, 621, 657, 684, 828, 874, 876, 1026, 1242, 1311, 1314, 1387, 1679, 1748, 1971, 2052, 2484, 2622, 2628, 2774, 3358, 3933, 3942, 4161, 5037, 5244, 5329, 5548, 6716, 7866, 7884, 8322, 10074, 10658, 11799, 12483, 15111, 15732, 15987, 16644, 20148, 21316, 23598, 24966, 30222, 31901, 31974, 37449, 45333, 47196, 47961, 49932, 60444, 63802, 63948, 74898, 90666, 95703, 95922, 101251, 122567, 127604, 143883, 149796, 181332, 191406, 191844, 202502, 245134, 287109, 287766, 303753, 367701, 382812, 405004, 490268, 574218, 575532, 607506, 735402, 861327, 911259, 1103103, 1148436, 1215012, 1470804, 1722654, 1822518, 2206206, 2328773, 2733777, 3309309, 3445308, 3645036, 4412412, 4657546, 5467554, 6618618, 6986319, 9315092, 10935108, 13237236, 13972638, 20958957, 27945276, 41917914, 62876871, 83835828, 125753742, 251507484]

約数ペア:

[(1, 251507484), (2, 125753742), (3, 83835828), (4, 62876871), (6, 41917914), (9, 27945276), (12, 20958957), (18, 13972638), (19, 13237236), (23, 10935108), (27, 9315092), (36, 6986319), (38, 6618618), (46, 5467554), (54, 4657546), (57, 4412412), (69, 3645036), (73, 3445308), (76, 3309309), (92, 2733777), (108, 2328773), (114, 2206206), (138, 1822518), (146, 1722654), (171, 1470804), (207, 1215012), (219, 1148436), (228, 1103103), (276, 911259), (292, 861327), (342, 735402), (414, 607506), (437, 575532), (438, 574218), (513, 490268), (621, 405004), (657, 382812), (684, 367701), (828, 303753), (874, 287766), (876, 287109), (1026, 245134), (1242, 202502), (1311, 191844), (1314, 191406), (1387, 181332), (1679, 149796), (1748, 143883), (1971, 127604), (2052, 122567), (2484, 101251), (2622, 95922), (2628, 95703), (2774, 90666), (3358, 74898), (3933, 63948), (3942, 63802), (4161, 60444), (5037, 49932), (5244, 47961), (5329, 47196), (5548, 45333), (6716, 37449), (7866, 31974), (7884, 31901), (8322, 30222), (10074, 24966), (10658, 23598), (11799, 21316), (12483, 20148), (15111, 16644), (15732, 15987)]