1265203440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{28807}}^1$

素因数の和:28887

約数の個数: 120

約数和(自身を含む): 4318780128

約数和(自身を除く): 3053576688

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 61, 72, 80, 90, 120, 122, 144, 180, 183, 240, 244, 305, 360, 366, 488, 549, 610, 720, 732, 915, 976, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 2928, 3660, 4392, 4880, 5490, 7320, 8784, 10980, 14640, 21960, 28807, 43920, 57614, 86421, 115228, 144035, 172842, 230456, 259263, 288070, 345684, 432105, 460912, 518526, 576140, 691368, 864210, 1037052, 1152280, 1296315, 1382736, 1728420, 1757227, 2074104, 2304560, 2592630, 3456840, 3514454, 4148208, 5185260, 5271681, 6913680, 7028908, 8786135, 10370520, 10543362, 14057816, 15815043, 17572270, 20741040, 21086724, 26358405, 28115632, 31630086, 35144540, 42173448, 52716810, 63260172, 70289080, 79075215, 84346896, 105433620, 126520344, 140578160, 158150430, 210867240, 253040688, 316300860, 421734480, 632601720, 1265203440]

約数ペア:

[(1, 1265203440), (2, 632601720), (3, 421734480), (4, 316300860), (5, 253040688), (6, 210867240), (8, 158150430), (9, 140578160), (10, 126520344), (12, 105433620), (15, 84346896), (16, 79075215), (18, 70289080), (20, 63260172), (24, 52716810), (30, 42173448), (36, 35144540), (40, 31630086), (45, 28115632), (48, 26358405), (60, 21086724), (61, 20741040), (72, 17572270), (80, 15815043), (90, 14057816), (120, 10543362), (122, 10370520), (144, 8786135), (180, 7028908), (183, 6913680), (240, 5271681), (244, 5185260), (305, 4148208), (360, 3514454), (366, 3456840), (488, 2592630), (549, 2304560), (610, 2074104), (720, 1757227), (732, 1728420), (915, 1382736), (976, 1296315), (1098, 1152280), (1220, 1037052), (1464, 864210), (1830, 691368), (2196, 576140), (2440, 518526), (2745, 460912), (2928, 432105), (3660, 345684), (4392, 288070), (4880, 259263), (5490, 230456), (7320, 172842), (8784, 144035), (10980, 115228), (14640, 86421), (21960, 57614), (28807, 43920)]