305152380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2557}}^1$

素因数の和:2605

約数の個数: 192

約数和(自身を含む): 1082954880

約数和(自身を除く): 777802500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 27, 30, 34, 36, 39, 45, 51, 52, 54, 60, 65, 68, 78, 85, 90, 102, 108, 117, 130, 135, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 270, 306, 340, 351, 390, 442, 459, 468, 510, 540, 585, 612, 663, 702, 765, 780, 884, 918, 1020, 1105, 1170, 1326, 1404, 1530, 1755, 1836, 1989, 2210, 2295, 2340, 2557, 2652, 3060, 3315, 3510, 3978, 4420, 4590, 5114, 5967, 6630, 7020, 7671, 7956, 9180, 9945, 10228, 11934, 12785, 13260, 15342, 19890, 23013, 23868, 25570, 29835, 30684, 33241, 38355, 39780, 43469, 46026, 51140, 59670, 66482, 69039, 76710, 86938, 92052, 99723, 115065, 119340, 130407, 132964, 138078, 153420, 166205, 173876, 199446, 217345, 230130, 260814, 276156, 299169, 332410, 345195, 391221, 398892, 434690, 460260, 498615, 521628, 565097, 598338, 652035, 664820, 690390, 782442, 869380, 897507, 997230, 1130194, 1173663, 1196676, 1304070, 1380780, 1495845, 1564884, 1695291, 1795014, 1956105, 1994460, 2260388, 2347326, 2608140, 2825485, 2991690, 3390582, 3590028, 3912210, 4487535, 4694652, 5085873, 5650970, 5868315, 5983380, 6781164, 7824420, 8476455, 8975070, 10171746, 11301940, 11736630, 15257619, 16952910, 17950140, 20343492, 23473260, 25429365, 30515238, 33905820, 50858730, 61030476, 76288095, 101717460, 152576190, 305152380]

約数ペア:

[(1, 305152380), (2, 152576190), (3, 101717460), (4, 76288095), (5, 61030476), (6, 50858730), (9, 33905820), (10, 30515238), (12, 25429365), (13, 23473260), (15, 20343492), (17, 17950140), (18, 16952910), (20, 15257619), (26, 11736630), (27, 11301940), (30, 10171746), (34, 8975070), (36, 8476455), (39, 7824420), (45, 6781164), (51, 5983380), (52, 5868315), (54, 5650970), (60, 5085873), (65, 4694652), (68, 4487535), (78, 3912210), (85, 3590028), (90, 3390582), (102, 2991690), (108, 2825485), (117, 2608140), (130, 2347326), (135, 2260388), (153, 1994460), (156, 1956105), (170, 1795014), (180, 1695291), (195, 1564884), (204, 1495845), (221, 1380780), (234, 1304070), (255, 1196676), (260, 1173663), (270, 1130194), (306, 997230), (340, 897507), (351, 869380), (390, 782442), (442, 690390), (459, 664820), (468, 652035), (510, 598338), (540, 565097), (585, 521628), (612, 498615), (663, 460260), (702, 434690), (765, 398892), (780, 391221), (884, 345195), (918, 332410), (1020, 299169), (1105, 276156), (1170, 260814), (1326, 230130), (1404, 217345), (1530, 199446), (1755, 173876), (1836, 166205), (1989, 153420), (2210, 138078), (2295, 132964), (2340, 130407), (2557, 119340), (2652, 115065), (3060, 99723), (3315, 92052), (3510, 86938), (3978, 76710), (4420, 69039), (4590, 66482), (5114, 59670), (5967, 51140), (6630, 46026), (7020, 43469), (7671, 39780), (7956, 38355), (9180, 33241), (9945, 30684), (10228, 29835), (11934, 25570), (12785, 23868), (13260, 23013), (15342, 19890)]