65410920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:240

約数の個数: 192

約数和(自身を含む): 228571200

約数和(自身を除く): 163160280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 73, 76, 90, 95, 114, 120, 131, 146, 152, 171, 180, 190, 219, 228, 262, 285, 292, 342, 360, 365, 380, 393, 438, 456, 524, 570, 584, 655, 657, 684, 730, 760, 786, 855, 876, 1048, 1095, 1140, 1179, 1310, 1314, 1368, 1387, 1460, 1572, 1710, 1752, 1965, 2190, 2280, 2358, 2489, 2620, 2628, 2774, 2920, 3144, 3285, 3420, 3930, 4161, 4380, 4716, 4978, 5240, 5256, 5548, 5895, 6570, 6840, 6935, 7467, 7860, 8322, 8760, 9432, 9563, 9956, 11096, 11790, 12445, 12483, 13140, 13870, 14934, 15720, 16644, 19126, 19912, 20805, 22401, 23580, 24890, 24966, 26280, 27740, 28689, 29868, 33288, 37335, 38252, 41610, 44802, 47160, 47815, 49780, 49932, 55480, 57378, 59736, 62415, 74670, 76504, 83220, 86067, 89604, 95630, 99560, 99864, 112005, 114756, 124830, 143445, 149340, 166440, 172134, 179208, 181697, 191260, 224010, 229512, 249660, 286890, 298680, 344268, 363394, 382520, 430335, 448020, 499320, 545091, 573780, 688536, 726788, 860670, 896040, 908485, 1090182, 1147560, 1453576, 1635273, 1721340, 1816970, 2180364, 2725455, 3270546, 3442680, 3633940, 4360728, 5450910, 6541092, 7267880, 8176365, 10901820, 13082184, 16352730, 21803640, 32705460, 65410920]

約数ペア:

[(1, 65410920), (2, 32705460), (3, 21803640), (4, 16352730), (5, 13082184), (6, 10901820), (8, 8176365), (9, 7267880), (10, 6541092), (12, 5450910), (15, 4360728), (18, 3633940), (19, 3442680), (20, 3270546), (24, 2725455), (30, 2180364), (36, 1816970), (38, 1721340), (40, 1635273), (45, 1453576), (57, 1147560), (60, 1090182), (72, 908485), (73, 896040), (76, 860670), (90, 726788), (95, 688536), (114, 573780), (120, 545091), (131, 499320), (146, 448020), (152, 430335), (171, 382520), (180, 363394), (190, 344268), (219, 298680), (228, 286890), (262, 249660), (285, 229512), (292, 224010), (342, 191260), (360, 181697), (365, 179208), (380, 172134), (393, 166440), (438, 149340), (456, 143445), (524, 124830), (570, 114756), (584, 112005), (655, 99864), (657, 99560), (684, 95630), (730, 89604), (760, 86067), (786, 83220), (855, 76504), (876, 74670), (1048, 62415), (1095, 59736), (1140, 57378), (1179, 55480), (1310, 49932), (1314, 49780), (1368, 47815), (1387, 47160), (1460, 44802), (1572, 41610), (1710, 38252), (1752, 37335), (1965, 33288), (2190, 29868), (2280, 28689), (2358, 27740), (2489, 26280), (2620, 24966), (2628, 24890), (2774, 23580), (2920, 22401), (3144, 20805), (3285, 19912), (3420, 19126), (3930, 16644), (4161, 15720), (4380, 14934), (4716, 13870), (4978, 13140), (5240, 12483), (5256, 12445), (5548, 11790), (5895, 11096), (6570, 9956), (6840, 9563), (6935, 9432), (7467, 8760), (7860, 8322)]