123495960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1861}}^1$

素因数の和:1961

約数の個数: 128

約数和(自身を含む): 429004800

約数和(自身を除く): 305508840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 79, 84, 105, 120, 140, 158, 168, 210, 237, 280, 316, 395, 420, 474, 553, 632, 790, 840, 948, 1106, 1185, 1580, 1659, 1861, 1896, 2212, 2370, 2765, 3160, 3318, 3722, 4424, 4740, 5530, 5583, 6636, 7444, 8295, 9305, 9480, 11060, 11166, 13027, 13272, 14888, 16590, 18610, 22120, 22332, 26054, 27915, 33180, 37220, 39081, 44664, 52108, 55830, 65135, 66360, 74440, 78162, 104216, 111660, 130270, 147019, 156324, 195405, 223320, 260540, 294038, 312648, 390810, 441057, 521080, 588076, 735095, 781620, 882114, 1029133, 1176152, 1470190, 1563240, 1764228, 2058266, 2205285, 2940380, 3087399, 3528456, 4116532, 4410570, 5145665, 5880760, 6174798, 8233064, 8821140, 10291330, 12349596, 15436995, 17642280, 20582660, 24699192, 30873990, 41165320, 61747980, 123495960]

約数ペア:

[(1, 123495960), (2, 61747980), (3, 41165320), (4, 30873990), (5, 24699192), (6, 20582660), (7, 17642280), (8, 15436995), (10, 12349596), (12, 10291330), (14, 8821140), (15, 8233064), (20, 6174798), (21, 5880760), (24, 5145665), (28, 4410570), (30, 4116532), (35, 3528456), (40, 3087399), (42, 2940380), (56, 2205285), (60, 2058266), (70, 1764228), (79, 1563240), (84, 1470190), (105, 1176152), (120, 1029133), (140, 882114), (158, 781620), (168, 735095), (210, 588076), (237, 521080), (280, 441057), (316, 390810), (395, 312648), (420, 294038), (474, 260540), (553, 223320), (632, 195405), (790, 156324), (840, 147019), (948, 130270), (1106, 111660), (1185, 104216), (1580, 78162), (1659, 74440), (1861, 66360), (1896, 65135), (2212, 55830), (2370, 52108), (2765, 44664), (3160, 39081), (3318, 37220), (3722, 33180), (4424, 27915), (4740, 26054), (5530, 22332), (5583, 22120), (6636, 18610), (7444, 16590), (8295, 14888), (9305, 13272), (9480, 13027), (11060, 11166)]