90425720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:214

約数の個数: 192

約数和(自身を含む): 272341440

約数和(自身を除く): 181915720

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 17, 20, 22, 28, 34, 35, 40, 44, 55, 56, 68, 70, 77, 85, 88, 110, 119, 121, 136, 140, 154, 157, 170, 187, 220, 238, 242, 280, 308, 314, 340, 374, 385, 440, 476, 484, 595, 605, 616, 628, 680, 748, 770, 785, 847, 935, 952, 968, 1099, 1190, 1210, 1256, 1309, 1496, 1540, 1570, 1694, 1727, 1870, 2057, 2198, 2380, 2420, 2618, 2669, 3080, 3140, 3388, 3454, 3740, 4114, 4235, 4396, 4760, 4840, 5236, 5338, 5495, 6280, 6545, 6776, 6908, 7480, 8228, 8470, 8635, 8792, 10285, 10472, 10676, 10990, 12089, 13090, 13345, 13816, 14399, 16456, 16940, 17270, 18683, 18997, 20570, 21352, 21980, 24178, 26180, 26690, 28798, 29359, 33880, 34540, 37366, 37994, 41140, 43960, 48356, 52360, 53380, 57596, 58718, 60445, 69080, 71995, 74732, 75988, 82280, 93415, 94985, 96712, 106760, 115192, 117436, 120890, 132979, 143990, 146795, 149464, 151976, 186830, 189970, 205513, 234872, 241780, 265958, 287980, 293590, 322949, 373660, 379940, 411026, 483560, 531916, 575960, 587180, 645898, 664895, 747320, 759880, 822052, 1027565, 1063832, 1174360, 1291796, 1329790, 1614745, 1644104, 2055130, 2260643, 2583592, 2659580, 3229490, 4110260, 4521286, 5319160, 6458980, 8220520, 9042572, 11303215, 12917960, 18085144, 22606430, 45212860, 90425720]

約数ペア:

[(1, 90425720), (2, 45212860), (4, 22606430), (5, 18085144), (7, 12917960), (8, 11303215), (10, 9042572), (11, 8220520), (14, 6458980), (17, 5319160), (20, 4521286), (22, 4110260), (28, 3229490), (34, 2659580), (35, 2583592), (40, 2260643), (44, 2055130), (55, 1644104), (56, 1614745), (68, 1329790), (70, 1291796), (77, 1174360), (85, 1063832), (88, 1027565), (110, 822052), (119, 759880), (121, 747320), (136, 664895), (140, 645898), (154, 587180), (157, 575960), (170, 531916), (187, 483560), (220, 411026), (238, 379940), (242, 373660), (280, 322949), (308, 293590), (314, 287980), (340, 265958), (374, 241780), (385, 234872), (440, 205513), (476, 189970), (484, 186830), (595, 151976), (605, 149464), (616, 146795), (628, 143990), (680, 132979), (748, 120890), (770, 117436), (785, 115192), (847, 106760), (935, 96712), (952, 94985), (968, 93415), (1099, 82280), (1190, 75988), (1210, 74732), (1256, 71995), (1309, 69080), (1496, 60445), (1540, 58718), (1570, 57596), (1694, 53380), (1727, 52360), (1870, 48356), (2057, 43960), (2198, 41140), (2380, 37994), (2420, 37366), (2618, 34540), (2669, 33880), (3080, 29359), (3140, 28798), (3388, 26690), (3454, 26180), (3740, 24178), (4114, 21980), (4235, 21352), (4396, 20570), (4760, 18997), (4840, 18683), (5236, 17270), (5338, 16940), (5495, 16456), (6280, 14399), (6545, 13816), (6776, 13345), (6908, 13090), (7480, 12089), (8228, 10990), (8470, 10676), (8635, 10472), (8792, 10285)]