76490820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3571}}^1$

素因数の和:3610

約数の個数: 144

約数和(自身を含む): 280844928

約数和(自身を除く): 204354108

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 3571, 4284, 5355, 7140, 7142, 10710, 10713, 14284, 17855, 21420, 21426, 24997, 32139, 35710, 42852, 49994, 53565, 60707, 64278, 71420, 74991, 99988, 107130, 121414, 124985, 128556, 149982, 160695, 182121, 214260, 224973, 242828, 249970, 299964, 303535, 321390, 364242, 374955, 424949, 449946, 499940, 546363, 607070, 642780, 728484, 749910, 849898, 899892, 910605, 1092726, 1124865, 1214140, 1274847, 1499820, 1699796, 1821210, 2124745, 2185452, 2249730, 2549694, 2731815, 3642420, 3824541, 4249490, 4499460, 5099388, 5463630, 6374235, 7649082, 8498980, 10927260, 12748470, 15298164, 19122705, 25496940, 38245410, 76490820]

約数ペア:

[(1, 76490820), (2, 38245410), (3, 25496940), (4, 19122705), (5, 15298164), (6, 12748470), (7, 10927260), (9, 8498980), (10, 7649082), (12, 6374235), (14, 5463630), (15, 5099388), (17, 4499460), (18, 4249490), (20, 3824541), (21, 3642420), (28, 2731815), (30, 2549694), (34, 2249730), (35, 2185452), (36, 2124745), (42, 1821210), (45, 1699796), (51, 1499820), (60, 1274847), (63, 1214140), (68, 1124865), (70, 1092726), (84, 910605), (85, 899892), (90, 849898), (102, 749910), (105, 728484), (119, 642780), (126, 607070), (140, 546363), (153, 499940), (170, 449946), (180, 424949), (204, 374955), (210, 364242), (238, 321390), (252, 303535), (255, 299964), (306, 249970), (315, 242828), (340, 224973), (357, 214260), (420, 182121), (476, 160695), (510, 149982), (595, 128556), (612, 124985), (630, 121414), (714, 107130), (765, 99988), (1020, 74991), (1071, 71420), (1190, 64278), (1260, 60707), (1428, 53565), (1530, 49994), (1785, 42852), (2142, 35710), (2380, 32139), (3060, 24997), (3570, 21426), (3571, 21420), (4284, 17855), (5355, 14284), (7140, 10713), (7142, 10710)]