219947850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{269}}^1$

素因数の和:389

約数の個数: 144

約数和(自身を含む): 626745600

約数和(自身を除く): 406797750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 25, 30, 45, 46, 50, 69, 75, 79, 90, 115, 138, 150, 158, 207, 225, 230, 237, 269, 345, 395, 414, 450, 474, 538, 575, 690, 711, 790, 807, 1035, 1150, 1185, 1345, 1422, 1614, 1725, 1817, 1975, 2070, 2370, 2421, 2690, 3450, 3555, 3634, 3950, 4035, 4842, 5175, 5451, 5925, 6187, 6725, 7110, 8070, 9085, 10350, 10902, 11850, 12105, 12374, 13450, 16353, 17775, 18170, 18561, 20175, 21251, 24210, 27255, 30935, 32706, 35550, 37122, 40350, 42502, 45425, 54510, 55683, 60525, 61870, 63753, 81765, 90850, 92805, 106255, 111366, 121050, 127506, 136275, 154675, 163530, 185610, 191259, 212510, 272550, 278415, 309350, 318765, 382518, 408825, 464025, 488773, 531275, 556830, 637530, 817650, 928050, 956295, 977546, 1062550, 1392075, 1466319, 1593825, 1912590, 2443865, 2784150, 2932638, 3187650, 4398957, 4781475, 4887730, 7331595, 8797914, 9562950, 12219325, 14663190, 21994785, 24438650, 36657975, 43989570, 73315950, 109973925, 219947850]

約数ペア:

[(1, 219947850), (2, 109973925), (3, 73315950), (5, 43989570), (6, 36657975), (9, 24438650), (10, 21994785), (15, 14663190), (18, 12219325), (23, 9562950), (25, 8797914), (30, 7331595), (45, 4887730), (46, 4781475), (50, 4398957), (69, 3187650), (75, 2932638), (79, 2784150), (90, 2443865), (115, 1912590), (138, 1593825), (150, 1466319), (158, 1392075), (207, 1062550), (225, 977546), (230, 956295), (237, 928050), (269, 817650), (345, 637530), (395, 556830), (414, 531275), (450, 488773), (474, 464025), (538, 408825), (575, 382518), (690, 318765), (711, 309350), (790, 278415), (807, 272550), (1035, 212510), (1150, 191259), (1185, 185610), (1345, 163530), (1422, 154675), (1614, 136275), (1725, 127506), (1817, 121050), (1975, 111366), (2070, 106255), (2370, 92805), (2421, 90850), (2690, 81765), (3450, 63753), (3555, 61870), (3634, 60525), (3950, 55683), (4035, 54510), (4842, 45425), (5175, 42502), (5451, 40350), (5925, 37122), (6187, 35550), (6725, 32706), (7110, 30935), (8070, 27255), (9085, 24210), (10350, 21251), (10902, 20175), (11850, 18561), (12105, 18170), (12374, 17775), (13450, 16353)]