218901280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1$

素因数の和:267

約数の個数: 192

約数和(自身を含む): 609638400

約数和(自身を除く): 390737120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 29, 32, 38, 40, 52, 58, 65, 76, 80, 95, 104, 116, 130, 145, 152, 160, 190, 191, 208, 232, 247, 260, 290, 304, 377, 380, 382, 416, 464, 494, 520, 551, 580, 608, 754, 760, 764, 928, 955, 988, 1040, 1102, 1160, 1235, 1508, 1520, 1528, 1885, 1910, 1976, 2080, 2204, 2320, 2470, 2483, 2755, 3016, 3040, 3056, 3629, 3770, 3820, 3952, 4408, 4640, 4940, 4966, 5510, 5539, 6032, 6112, 7163, 7258, 7540, 7640, 7904, 8816, 9880, 9932, 11020, 11078, 12064, 12415, 14326, 14516, 15080, 15280, 17632, 18145, 19760, 19864, 22040, 22156, 24830, 27695, 28652, 29032, 30160, 30560, 35815, 36290, 39520, 39728, 44080, 44312, 47177, 49660, 55390, 57304, 58064, 60320, 71630, 72007, 72580, 79456, 88160, 88624, 94354, 99320, 105241, 110780, 114608, 116128, 143260, 144014, 145160, 177248, 188708, 198640, 210482, 221560, 229216, 235885, 286520, 288028, 290320, 360035, 377416, 397280, 420964, 443120, 471770, 526205, 573040, 576056, 580640, 720070, 754832, 841928, 886240, 943540, 1052410, 1146080, 1152112, 1368133, 1440140, 1509664, 1683856, 1887080, 2104820, 2304224, 2736266, 2880280, 3367712, 3774160, 4209640, 5472532, 5760560, 6840665, 7548320, 8419280, 10945064, 11521120, 13681330, 16838560, 21890128, 27362660, 43780256, 54725320, 109450640, 218901280]

約数ペア:

[(1, 218901280), (2, 109450640), (4, 54725320), (5, 43780256), (8, 27362660), (10, 21890128), (13, 16838560), (16, 13681330), (19, 11521120), (20, 10945064), (26, 8419280), (29, 7548320), (32, 6840665), (38, 5760560), (40, 5472532), (52, 4209640), (58, 3774160), (65, 3367712), (76, 2880280), (80, 2736266), (95, 2304224), (104, 2104820), (116, 1887080), (130, 1683856), (145, 1509664), (152, 1440140), (160, 1368133), (190, 1152112), (191, 1146080), (208, 1052410), (232, 943540), (247, 886240), (260, 841928), (290, 754832), (304, 720070), (377, 580640), (380, 576056), (382, 573040), (416, 526205), (464, 471770), (494, 443120), (520, 420964), (551, 397280), (580, 377416), (608, 360035), (754, 290320), (760, 288028), (764, 286520), (928, 235885), (955, 229216), (988, 221560), (1040, 210482), (1102, 198640), (1160, 188708), (1235, 177248), (1508, 145160), (1520, 144014), (1528, 143260), (1885, 116128), (1910, 114608), (1976, 110780), (2080, 105241), (2204, 99320), (2320, 94354), (2470, 88624), (2483, 88160), (2755, 79456), (3016, 72580), (3040, 72007), (3056, 71630), (3629, 60320), (3770, 58064), (3820, 57304), (3952, 55390), (4408, 49660), (4640, 47177), (4940, 44312), (4966, 44080), (5510, 39728), (5539, 39520), (6032, 36290), (6112, 35815), (7163, 30560), (7258, 30160), (7540, 29032), (7640, 28652), (7904, 27695), (8816, 24830), (9880, 22156), (9932, 22040), (11020, 19864), (11078, 19760), (12064, 18145), (12415, 17632), (14326, 15280), (14516, 15080)]