308961660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{5531}}^1$

素因数の和:5576

約数の個数: 144

約数和(自身を含む): 1059488640

約数和(自身を除く): 750526980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 490, 532, 570, 588, 665, 735, 798, 931, 980, 1140, 1330, 1470, 1596, 1862, 1995, 2660, 2793, 2940, 3724, 3990, 4655, 5531, 5586, 7980, 9310, 11062, 11172, 13965, 16593, 18620, 22124, 27655, 27930, 33186, 38717, 55310, 55860, 66372, 77434, 82965, 105089, 110620, 116151, 154868, 165930, 193585, 210178, 232302, 271019, 315267, 331860, 387170, 420356, 464604, 525445, 542038, 580755, 630534, 735623, 774340, 813057, 1050890, 1084076, 1161510, 1261068, 1355095, 1471246, 1576335, 1626114, 2101780, 2206869, 2323020, 2710190, 2942492, 3152670, 3252228, 3678115, 4065285, 4413738, 5149361, 5420380, 6305340, 7356230, 8130570, 8827476, 10298722, 11034345, 14712460, 15448083, 16261140, 20597444, 22068690, 25746805, 30896166, 44137380, 51493610, 61792332, 77240415, 102987220, 154480830, 308961660]

約数ペア:

[(1, 308961660), (2, 154480830), (3, 102987220), (4, 77240415), (5, 61792332), (6, 51493610), (7, 44137380), (10, 30896166), (12, 25746805), (14, 22068690), (15, 20597444), (19, 16261140), (20, 15448083), (21, 14712460), (28, 11034345), (30, 10298722), (35, 8827476), (38, 8130570), (42, 7356230), (49, 6305340), (57, 5420380), (60, 5149361), (70, 4413738), (76, 4065285), (84, 3678115), (95, 3252228), (98, 3152670), (105, 2942492), (114, 2710190), (133, 2323020), (140, 2206869), (147, 2101780), (190, 1626114), (196, 1576335), (210, 1471246), (228, 1355095), (245, 1261068), (266, 1161510), (285, 1084076), (294, 1050890), (380, 813057), (399, 774340), (420, 735623), (490, 630534), (532, 580755), (570, 542038), (588, 525445), (665, 464604), (735, 420356), (798, 387170), (931, 331860), (980, 315267), (1140, 271019), (1330, 232302), (1470, 210178), (1596, 193585), (1862, 165930), (1995, 154868), (2660, 116151), (2793, 110620), (2940, 105089), (3724, 82965), (3990, 77434), (4655, 66372), (5531, 55860), (5586, 55310), (7980, 38717), (9310, 33186), (11062, 27930), (11172, 27655), (13965, 22124), (16593, 18620)]