147945780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1$

素因数の和:454

約数の個数: 144

約数和(自身を含む): 476985600

約数和(自身を除く): 329039820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 181, 190, 228, 239, 285, 342, 362, 380, 478, 543, 570, 684, 717, 724, 855, 905, 956, 1086, 1140, 1195, 1434, 1629, 1710, 1810, 2151, 2172, 2390, 2715, 2868, 3258, 3420, 3439, 3585, 3620, 4302, 4541, 4780, 5430, 6516, 6878, 7170, 8145, 8604, 9082, 10317, 10755, 10860, 13623, 13756, 14340, 16290, 17195, 18164, 20634, 21510, 22705, 27246, 30951, 32580, 34390, 40869, 41268, 43020, 43259, 45410, 51585, 54492, 61902, 68115, 68780, 81738, 86518, 90820, 103170, 123804, 129777, 136230, 154755, 163476, 173036, 204345, 206340, 216295, 259554, 272460, 309510, 389331, 408690, 432590, 519108, 619020, 648885, 778662, 817380, 821921, 865180, 1297770, 1557324, 1643842, 1946655, 2465763, 2595540, 3287684, 3893310, 4109605, 4931526, 7397289, 7786620, 8219210, 9863052, 12328815, 14794578, 16438420, 24657630, 29589156, 36986445, 49315260, 73972890, 147945780]

約数ペア:

[(1, 147945780), (2, 73972890), (3, 49315260), (4, 36986445), (5, 29589156), (6, 24657630), (9, 16438420), (10, 14794578), (12, 12328815), (15, 9863052), (18, 8219210), (19, 7786620), (20, 7397289), (30, 4931526), (36, 4109605), (38, 3893310), (45, 3287684), (57, 2595540), (60, 2465763), (76, 1946655), (90, 1643842), (95, 1557324), (114, 1297770), (171, 865180), (180, 821921), (181, 817380), (190, 778662), (228, 648885), (239, 619020), (285, 519108), (342, 432590), (362, 408690), (380, 389331), (478, 309510), (543, 272460), (570, 259554), (684, 216295), (717, 206340), (724, 204345), (855, 173036), (905, 163476), (956, 154755), (1086, 136230), (1140, 129777), (1195, 123804), (1434, 103170), (1629, 90820), (1710, 86518), (1810, 81738), (2151, 68780), (2172, 68115), (2390, 61902), (2715, 54492), (2868, 51585), (3258, 45410), (3420, 43259), (3439, 43020), (3585, 41268), (3620, 40869), (4302, 34390), (4541, 32580), (4780, 30951), (5430, 27246), (6516, 22705), (6878, 21510), (7170, 20634), (8145, 18164), (8604, 17195), (9082, 16290), (10317, 14340), (10755, 13756), (10860, 13623)]