64344420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{229}}^1$

素因数の和:474

約数の個数: 144

約数和(自身を含む): 225039360

約数和(自身を除く): 160694940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 223, 229, 252, 315, 420, 446, 458, 630, 669, 687, 892, 916, 1115, 1145, 1260, 1338, 1374, 1561, 1603, 2007, 2061, 2230, 2290, 2676, 2748, 3122, 3206, 3345, 3435, 4014, 4122, 4460, 4580, 4683, 4809, 6244, 6412, 6690, 6870, 7805, 8015, 8028, 8244, 9366, 9618, 10035, 10305, 13380, 13740, 14049, 14427, 15610, 16030, 18732, 19236, 20070, 20610, 23415, 24045, 28098, 28854, 31220, 32060, 40140, 41220, 46830, 48090, 51067, 56196, 57708, 70245, 72135, 93660, 96180, 102134, 140490, 144270, 153201, 204268, 255335, 280980, 288540, 306402, 357469, 459603, 510670, 612804, 714938, 766005, 919206, 1021340, 1072407, 1429876, 1532010, 1787345, 1838412, 2144814, 2298015, 3064020, 3217221, 3574690, 4289628, 4596030, 5362035, 6434442, 7149380, 9192060, 10724070, 12868884, 16086105, 21448140, 32172210, 64344420]

約数ペア:

[(1, 64344420), (2, 32172210), (3, 21448140), (4, 16086105), (5, 12868884), (6, 10724070), (7, 9192060), (9, 7149380), (10, 6434442), (12, 5362035), (14, 4596030), (15, 4289628), (18, 3574690), (20, 3217221), (21, 3064020), (28, 2298015), (30, 2144814), (35, 1838412), (36, 1787345), (42, 1532010), (45, 1429876), (60, 1072407), (63, 1021340), (70, 919206), (84, 766005), (90, 714938), (105, 612804), (126, 510670), (140, 459603), (180, 357469), (210, 306402), (223, 288540), (229, 280980), (252, 255335), (315, 204268), (420, 153201), (446, 144270), (458, 140490), (630, 102134), (669, 96180), (687, 93660), (892, 72135), (916, 70245), (1115, 57708), (1145, 56196), (1260, 51067), (1338, 48090), (1374, 46830), (1561, 41220), (1603, 40140), (2007, 32060), (2061, 31220), (2230, 28854), (2290, 28098), (2676, 24045), (2748, 23415), (3122, 20610), (3206, 20070), (3345, 19236), (3435, 18732), (4014, 16030), (4122, 15610), (4460, 14427), (4580, 14049), (4683, 13740), (4809, 13380), (6244, 10305), (6412, 10035), (6690, 9618), (6870, 9366), (7805, 8244), (8015, 8028)]