215214900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2221}}^1$

素因数の和:2274

約数の個数: 144

約数和(自身を含む): 694330560

約数和(自身を除く): 479115660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 25, 30, 34, 38, 50, 51, 57, 60, 68, 75, 76, 85, 95, 100, 102, 114, 150, 170, 190, 204, 228, 255, 285, 300, 323, 340, 380, 425, 475, 510, 570, 646, 850, 950, 969, 1020, 1140, 1275, 1292, 1425, 1615, 1700, 1900, 1938, 2221, 2550, 2850, 3230, 3876, 4442, 4845, 5100, 5700, 6460, 6663, 8075, 8884, 9690, 11105, 13326, 16150, 19380, 22210, 24225, 26652, 32300, 33315, 37757, 42199, 44420, 48450, 55525, 66630, 75514, 84398, 96900, 111050, 113271, 126597, 133260, 151028, 166575, 168796, 188785, 210995, 222100, 226542, 253194, 333150, 377570, 421990, 453084, 506388, 566355, 632985, 666300, 717383, 755140, 843980, 943925, 1054975, 1132710, 1265970, 1434766, 1887850, 2109950, 2152149, 2265420, 2531940, 2831775, 2869532, 3164925, 3586915, 3775700, 4219900, 4304298, 5663550, 6329850, 7173830, 8608596, 10760745, 11327100, 12659700, 14347660, 17934575, 21521490, 35869150, 43042980, 53803725, 71738300, 107607450, 215214900]

約数ペア:

[(1, 215214900), (2, 107607450), (3, 71738300), (4, 53803725), (5, 43042980), (6, 35869150), (10, 21521490), (12, 17934575), (15, 14347660), (17, 12659700), (19, 11327100), (20, 10760745), (25, 8608596), (30, 7173830), (34, 6329850), (38, 5663550), (50, 4304298), (51, 4219900), (57, 3775700), (60, 3586915), (68, 3164925), (75, 2869532), (76, 2831775), (85, 2531940), (95, 2265420), (100, 2152149), (102, 2109950), (114, 1887850), (150, 1434766), (170, 1265970), (190, 1132710), (204, 1054975), (228, 943925), (255, 843980), (285, 755140), (300, 717383), (323, 666300), (340, 632985), (380, 566355), (425, 506388), (475, 453084), (510, 421990), (570, 377570), (646, 333150), (850, 253194), (950, 226542), (969, 222100), (1020, 210995), (1140, 188785), (1275, 168796), (1292, 166575), (1425, 151028), (1615, 133260), (1700, 126597), (1900, 113271), (1938, 111050), (2221, 96900), (2550, 84398), (2850, 75514), (3230, 66630), (3876, 55525), (4442, 48450), (4845, 44420), (5100, 42199), (5700, 37757), (6460, 33315), (6663, 32300), (8075, 26652), (8884, 24225), (9690, 22210), (11105, 19380), (13326, 16150)]