161858700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:257

約数の個数: 216

約数和(自身を含む): 548402400

約数和(自身を除く): 386543700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 30, 34, 36, 45, 50, 51, 60, 68, 71, 75, 85, 90, 100, 102, 142, 149, 150, 153, 170, 180, 204, 213, 225, 255, 284, 298, 300, 306, 340, 355, 425, 426, 447, 450, 510, 596, 612, 639, 710, 745, 765, 850, 852, 894, 900, 1020, 1065, 1207, 1275, 1278, 1341, 1420, 1490, 1530, 1700, 1775, 1788, 2130, 2235, 2414, 2533, 2550, 2556, 2682, 2980, 3060, 3195, 3550, 3621, 3725, 3825, 4260, 4470, 4828, 5066, 5100, 5325, 5364, 6035, 6390, 6705, 7100, 7242, 7450, 7599, 7650, 8940, 10132, 10579, 10650, 10863, 11175, 12070, 12665, 12780, 13410, 14484, 14900, 15198, 15300, 15975, 18105, 21158, 21300, 21726, 22350, 22797, 24140, 25330, 26820, 30175, 30396, 31737, 31950, 33525, 36210, 37995, 42316, 43452, 44700, 45594, 50660, 52895, 54315, 60350, 63325, 63474, 63900, 67050, 72420, 75990, 90525, 91188, 95211, 105790, 108630, 113985, 120700, 126650, 126948, 134100, 151980, 158685, 179843, 181050, 189975, 190422, 211580, 217260, 227970, 253300, 264475, 271575, 317370, 359686, 362100, 379950, 380844, 455940, 476055, 528950, 539529, 543150, 569925, 634740, 719372, 759900, 793425, 899215, 952110, 1057900, 1079058, 1086300, 1139850, 1586850, 1618587, 1798430, 1904220, 2158116, 2279700, 2380275, 2697645, 3173700, 3237174, 3596860, 4496075, 4760550, 5395290, 6474348, 8092935, 8992150, 9521100, 10790580, 13488225, 16185870, 17984300, 26976450, 32371740, 40464675, 53952900, 80929350, 161858700]

約数ペア:

[(1, 161858700), (2, 80929350), (3, 53952900), (4, 40464675), (5, 32371740), (6, 26976450), (9, 17984300), (10, 16185870), (12, 13488225), (15, 10790580), (17, 9521100), (18, 8992150), (20, 8092935), (25, 6474348), (30, 5395290), (34, 4760550), (36, 4496075), (45, 3596860), (50, 3237174), (51, 3173700), (60, 2697645), (68, 2380275), (71, 2279700), (75, 2158116), (85, 1904220), (90, 1798430), (100, 1618587), (102, 1586850), (142, 1139850), (149, 1086300), (150, 1079058), (153, 1057900), (170, 952110), (180, 899215), (204, 793425), (213, 759900), (225, 719372), (255, 634740), (284, 569925), (298, 543150), (300, 539529), (306, 528950), (340, 476055), (355, 455940), (425, 380844), (426, 379950), (447, 362100), (450, 359686), (510, 317370), (596, 271575), (612, 264475), (639, 253300), (710, 227970), (745, 217260), (765, 211580), (850, 190422), (852, 189975), (894, 181050), (900, 179843), (1020, 158685), (1065, 151980), (1207, 134100), (1275, 126948), (1278, 126650), (1341, 120700), (1420, 113985), (1490, 108630), (1530, 105790), (1700, 95211), (1775, 91188), (1788, 90525), (2130, 75990), (2235, 72420), (2414, 67050), (2533, 63900), (2550, 63474), (2556, 63325), (2682, 60350), (2980, 54315), (3060, 52895), (3195, 50660), (3550, 45594), (3621, 44700), (3725, 43452), (3825, 42316), (4260, 37995), (4470, 36210), (4828, 33525), (5066, 31950), (5100, 31737), (5325, 30396), (5364, 30175), (6035, 26820), (6390, 25330), (6705, 24140), (7100, 22797), (7242, 22350), (7450, 21726), (7599, 21300), (7650, 21158), (8940, 18105), (10132, 15975), (10579, 15300), (10650, 15198), (10863, 14900), (11175, 14484), (12070, 13410), (12665, 12780)]