128850540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23599}}^1$

素因数の和:23631

約数の個数: 96

約数和(自身を含む): 444057600

約数和(自身を除く): 315207060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 23599, 47198, 70797, 94396, 117995, 141594, 165193, 235990, 283188, 306787, 330386, 353985, 471980, 495579, 613574, 660772, 707970, 825965, 920361, 991158, 1227148, 1415940, 1533935, 1651930, 1840722, 1982316, 2147509, 2477895, 3067870, 3303860, 3681444, 4295018, 4601805, 4955790, 6135740, 6442527, 8590036, 9203610, 9911580, 10737545, 12885054, 18407220, 21475090, 25770108, 32212635, 42950180, 64425270, 128850540]

約数ペア:

[(1, 128850540), (2, 64425270), (3, 42950180), (4, 32212635), (5, 25770108), (6, 21475090), (7, 18407220), (10, 12885054), (12, 10737545), (13, 9911580), (14, 9203610), (15, 8590036), (20, 6442527), (21, 6135740), (26, 4955790), (28, 4601805), (30, 4295018), (35, 3681444), (39, 3303860), (42, 3067870), (52, 2477895), (60, 2147509), (65, 1982316), (70, 1840722), (78, 1651930), (84, 1533935), (91, 1415940), (105, 1227148), (130, 991158), (140, 920361), (156, 825965), (182, 707970), (195, 660772), (210, 613574), (260, 495579), (273, 471980), (364, 353985), (390, 330386), (420, 306787), (455, 283188), (546, 235990), (780, 165193), (910, 141594), (1092, 117995), (1365, 94396), (1820, 70797), (2730, 47198), (5460, 23599)]