66719640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2251}}^1$

素因数の和:2297

約数の個数: 128

約数和(自身を含む): 227001600

約数和(自身を除く): 160281960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1976, 2251, 2280, 2470, 2964, 3705, 4502, 4940, 5928, 6753, 7410, 9004, 9880, 11255, 13506, 14820, 18008, 22510, 27012, 29263, 29640, 33765, 42769, 45020, 54024, 58526, 67530, 85538, 87789, 90040, 117052, 128307, 135060, 146315, 171076, 175578, 213845, 234104, 256614, 270120, 292630, 342152, 351156, 427690, 438945, 513228, 555997, 585260, 641535, 702312, 855380, 877890, 1026456, 1111994, 1170520, 1283070, 1667991, 1710760, 1755780, 2223988, 2566140, 2779985, 3335982, 3511560, 4447976, 5132280, 5559970, 6671964, 8339955, 11119940, 13343928, 16679910, 22239880, 33359820, 66719640]

約数ペア:

[(1, 66719640), (2, 33359820), (3, 22239880), (4, 16679910), (5, 13343928), (6, 11119940), (8, 8339955), (10, 6671964), (12, 5559970), (13, 5132280), (15, 4447976), (19, 3511560), (20, 3335982), (24, 2779985), (26, 2566140), (30, 2223988), (38, 1755780), (39, 1710760), (40, 1667991), (52, 1283070), (57, 1170520), (60, 1111994), (65, 1026456), (76, 877890), (78, 855380), (95, 702312), (104, 641535), (114, 585260), (120, 555997), (130, 513228), (152, 438945), (156, 427690), (190, 351156), (195, 342152), (228, 292630), (247, 270120), (260, 256614), (285, 234104), (312, 213845), (380, 175578), (390, 171076), (456, 146315), (494, 135060), (520, 128307), (570, 117052), (741, 90040), (760, 87789), (780, 85538), (988, 67530), (1140, 58526), (1235, 54024), (1482, 45020), (1560, 42769), (1976, 33765), (2251, 29640), (2280, 29263), (2470, 27012), (2964, 22510), (3705, 18008), (4502, 14820), (4940, 13506), (5928, 11255), (6753, 9880), (7410, 9004)]