66111780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:338

約数の個数: 144

約数和(自身を含む): 218332800

約数和(自身を除く): 152221020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 113, 140, 147, 196, 199, 210, 226, 245, 294, 339, 398, 420, 452, 490, 565, 588, 597, 678, 735, 791, 796, 980, 995, 1130, 1194, 1356, 1393, 1470, 1582, 1695, 1990, 2260, 2373, 2388, 2786, 2940, 2985, 3164, 3390, 3955, 3980, 4179, 4746, 5537, 5572, 5970, 6780, 6965, 7910, 8358, 9492, 9751, 11074, 11865, 11940, 13930, 15820, 16611, 16716, 19502, 20895, 22148, 22487, 23730, 27685, 27860, 29253, 33222, 39004, 41790, 44974, 47460, 48755, 55370, 58506, 66444, 67461, 83055, 83580, 89948, 97510, 110740, 112435, 117012, 134922, 146265, 157409, 166110, 195020, 224870, 269844, 292530, 314818, 332220, 337305, 449740, 472227, 585060, 629636, 674610, 787045, 944454, 1101863, 1349220, 1574090, 1888908, 2203726, 2361135, 3148180, 3305589, 4407452, 4722270, 5509315, 6611178, 9444540, 11018630, 13222356, 16527945, 22037260, 33055890, 66111780]

約数ペア:

[(1, 66111780), (2, 33055890), (3, 22037260), (4, 16527945), (5, 13222356), (6, 11018630), (7, 9444540), (10, 6611178), (12, 5509315), (14, 4722270), (15, 4407452), (20, 3305589), (21, 3148180), (28, 2361135), (30, 2203726), (35, 1888908), (42, 1574090), (49, 1349220), (60, 1101863), (70, 944454), (84, 787045), (98, 674610), (105, 629636), (113, 585060), (140, 472227), (147, 449740), (196, 337305), (199, 332220), (210, 314818), (226, 292530), (245, 269844), (294, 224870), (339, 195020), (398, 166110), (420, 157409), (452, 146265), (490, 134922), (565, 117012), (588, 112435), (597, 110740), (678, 97510), (735, 89948), (791, 83580), (796, 83055), (980, 67461), (995, 66444), (1130, 58506), (1194, 55370), (1356, 48755), (1393, 47460), (1470, 44974), (1582, 41790), (1695, 39004), (1990, 33222), (2260, 29253), (2373, 27860), (2388, 27685), (2786, 23730), (2940, 22487), (2985, 22148), (3164, 20895), (3390, 19502), (3955, 16716), (3980, 16611), (4179, 15820), (4746, 13930), (5537, 11940), (5572, 11865), (5970, 11074), (6780, 9751), (6965, 9492), (7910, 8358)]