64391201640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{3181}}^1\times {\mathrm{18743}}^1$

素因数の和:21944

約数の個数: 128

約数和(自身を含む): 214716268800

約数和(自身を除く): 150325067160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 3181, 6362, 9543, 12724, 15905, 18743, 19086, 25448, 28629, 31810, 37486, 38172, 47715, 56229, 57258, 63620, 74972, 76344, 85887, 93715, 95430, 112458, 114516, 127240, 143145, 149944, 168687, 171774, 187430, 190860, 224916, 229032, 281145, 286290, 337374, 343548, 374860, 381720, 429435, 449832, 506061, 562290, 572580, 674748, 687096, 749720, 843435, 858870, 1012122, 1124580, 1145160, 1349496, 1686870, 1717740, 2024244, 2249160, 2530305, 3373740, 3435480, 4048488, 5060610, 6747480, 10121220, 20242440, 59621483, 119242966, 178864449, 238485932, 298107415, 357728898, 476971864, 536593347, 596214830, 715457796, 894322245, 1073186694, 1192429660, 1430915592, 1609780041, 1788644490, 2146373388, 2384859320, 2682966735, 3219560082, 3577288980, 4292746776, 5365933470, 6439120164, 7154577960, 8048900205, 10731866940, 12878240328, 16097800410, 21463733880, 32195600820, 64391201640]

約数ペア:

[(1, 64391201640), (2, 32195600820), (3, 21463733880), (4, 16097800410), (5, 12878240328), (6, 10731866940), (8, 8048900205), (9, 7154577960), (10, 6439120164), (12, 5365933470), (15, 4292746776), (18, 3577288980), (20, 3219560082), (24, 2682966735), (27, 2384859320), (30, 2146373388), (36, 1788644490), (40, 1609780041), (45, 1430915592), (54, 1192429660), (60, 1073186694), (72, 894322245), (90, 715457796), (108, 596214830), (120, 536593347), (135, 476971864), (180, 357728898), (216, 298107415), (270, 238485932), (360, 178864449), (540, 119242966), (1080, 59621483), (3181, 20242440), (6362, 10121220), (9543, 6747480), (12724, 5060610), (15905, 4048488), (18743, 3435480), (19086, 3373740), (25448, 2530305), (28629, 2249160), (31810, 2024244), (37486, 1717740), (38172, 1686870), (47715, 1349496), (56229, 1145160), (57258, 1124580), (63620, 1012122), (74972, 858870), (76344, 843435), (85887, 749720), (93715, 687096), (95430, 674748), (112458, 572580), (114516, 562290), (127240, 506061), (143145, 449832), (149944, 429435), (168687, 381720), (171774, 374860), (187430, 343548), (190860, 337374), (224916, 286290), (229032, 281145)]