42207120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1$

素因数の和:142

約数の個数: 180

約数和(自身を含む): 148866588

約数和(自身を除く): 106659468

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 61, 62, 72, 80, 90, 93, 120, 122, 124, 144, 155, 180, 183, 186, 240, 244, 248, 279, 305, 310, 360, 366, 372, 465, 488, 496, 549, 558, 610, 620, 720, 732, 744, 915, 930, 961, 976, 1098, 1116, 1220, 1240, 1395, 1464, 1488, 1830, 1860, 1891, 1922, 2196, 2232, 2440, 2480, 2745, 2790, 2883, 2928, 3660, 3720, 3782, 3844, 4392, 4464, 4805, 4880, 5490, 5580, 5673, 5766, 7320, 7440, 7564, 7688, 8649, 8784, 9455, 9610, 10980, 11160, 11346, 11532, 14415, 14640, 15128, 15376, 17019, 17298, 18910, 19220, 21960, 22320, 22692, 23064, 28365, 28830, 30256, 34038, 34596, 37820, 38440, 43245, 43920, 45384, 46128, 56730, 57660, 58621, 68076, 69192, 75640, 76880, 85095, 86490, 90768, 113460, 115320, 117242, 136152, 138384, 151280, 170190, 172980, 175863, 226920, 230640, 234484, 272304, 293105, 340380, 345960, 351726, 453840, 468968, 527589, 586210, 680760, 691920, 703452, 879315, 937936, 1055178, 1172420, 1361520, 1406904, 1758630, 2110356, 2344840, 2637945, 2813808, 3517260, 4220712, 4689680, 5275890, 7034520, 8441424, 10551780, 14069040, 21103560, 42207120]

約数ペア:

[(1, 42207120), (2, 21103560), (3, 14069040), (4, 10551780), (5, 8441424), (6, 7034520), (8, 5275890), (9, 4689680), (10, 4220712), (12, 3517260), (15, 2813808), (16, 2637945), (18, 2344840), (20, 2110356), (24, 1758630), (30, 1406904), (31, 1361520), (36, 1172420), (40, 1055178), (45, 937936), (48, 879315), (60, 703452), (61, 691920), (62, 680760), (72, 586210), (80, 527589), (90, 468968), (93, 453840), (120, 351726), (122, 345960), (124, 340380), (144, 293105), (155, 272304), (180, 234484), (183, 230640), (186, 226920), (240, 175863), (244, 172980), (248, 170190), (279, 151280), (305, 138384), (310, 136152), (360, 117242), (366, 115320), (372, 113460), (465, 90768), (488, 86490), (496, 85095), (549, 76880), (558, 75640), (610, 69192), (620, 68076), (720, 58621), (732, 57660), (744, 56730), (915, 46128), (930, 45384), (961, 43920), (976, 43245), (1098, 38440), (1116, 37820), (1220, 34596), (1240, 34038), (1395, 30256), (1464, 28830), (1488, 28365), (1830, 23064), (1860, 22692), (1891, 22320), (1922, 21960), (2196, 19220), (2232, 18910), (2440, 17298), (2480, 17019), (2745, 15376), (2790, 15128), (2883, 14640), (2928, 14415), (3660, 11532), (3720, 11346), (3782, 11160), (3844, 10980), (4392, 9610), (4464, 9455), (4805, 8784), (4880, 8649), (5490, 7688), (5580, 7564), (5673, 7440), (5766, 7320)]