121913880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4861}}^1$

素因数の和:4905

約数の個数: 128

約数和(自身を含む): 420076800

約数和(自身を除く): 298162920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 570, 627, 660, 760, 836, 1045, 1140, 1254, 1320, 1672, 2090, 2280, 2508, 3135, 4180, 4861, 5016, 6270, 8360, 9722, 12540, 14583, 19444, 24305, 25080, 29166, 38888, 48610, 53471, 58332, 72915, 92359, 97220, 106942, 116664, 145830, 160413, 184718, 194440, 213884, 267355, 277077, 291660, 320826, 369436, 427768, 461795, 534710, 554154, 583320, 641652, 738872, 802065, 923590, 1015949, 1069420, 1108308, 1283304, 1385385, 1604130, 1847180, 2031898, 2138840, 2216616, 2770770, 3047847, 3208260, 3694360, 4063796, 5079745, 5541540, 6095694, 6416520, 8127592, 10159490, 11083080, 12191388, 15239235, 20318980, 24382776, 30478470, 40637960, 60956940, 121913880]

約数ペア:

[(1, 121913880), (2, 60956940), (3, 40637960), (4, 30478470), (5, 24382776), (6, 20318980), (8, 15239235), (10, 12191388), (11, 11083080), (12, 10159490), (15, 8127592), (19, 6416520), (20, 6095694), (22, 5541540), (24, 5079745), (30, 4063796), (33, 3694360), (38, 3208260), (40, 3047847), (44, 2770770), (55, 2216616), (57, 2138840), (60, 2031898), (66, 1847180), (76, 1604130), (88, 1385385), (95, 1283304), (110, 1108308), (114, 1069420), (120, 1015949), (132, 923590), (152, 802065), (165, 738872), (190, 641652), (209, 583320), (220, 554154), (228, 534710), (264, 461795), (285, 427768), (330, 369436), (380, 320826), (418, 291660), (440, 277077), (456, 267355), (570, 213884), (627, 194440), (660, 184718), (760, 160413), (836, 145830), (1045, 116664), (1140, 106942), (1254, 97220), (1320, 92359), (1672, 72915), (2090, 58332), (2280, 53471), (2508, 48610), (3135, 38888), (4180, 29166), (4861, 25080), (5016, 24305), (6270, 19444), (8360, 14583), (9722, 12540)]