172117890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1259}}^1$

素因数の和:1317

約数の個数: 144

約数和(自身を含む): 537788160

約数和(自身を除く): 365670270

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 49, 62, 63, 70, 90, 93, 98, 105, 126, 147, 155, 186, 210, 217, 245, 279, 294, 310, 315, 434, 441, 465, 490, 558, 630, 651, 735, 882, 930, 1085, 1259, 1302, 1395, 1470, 1519, 1953, 2170, 2205, 2518, 2790, 3038, 3255, 3777, 3906, 4410, 4557, 6295, 6510, 7554, 7595, 8813, 9114, 9765, 11331, 12590, 13671, 15190, 17626, 18885, 19530, 22662, 22785, 26439, 27342, 37770, 39029, 44065, 45570, 52878, 56655, 61691, 68355, 78058, 79317, 88130, 113310, 117087, 123382, 132195, 136710, 158634, 185073, 195145, 234174, 264390, 273203, 308455, 351261, 370146, 390290, 396585, 546406, 555219, 585435, 616910, 702522, 793170, 819609, 925365, 1110438, 1170870, 1366015, 1639218, 1756305, 1850730, 1912421, 2458827, 2732030, 2776095, 3512610, 3824842, 4098045, 4917654, 5552190, 5737263, 8196090, 9562105, 11474526, 12294135, 17211789, 19124210, 24588270, 28686315, 34423578, 57372630, 86058945, 172117890]

約数ペア:

[(1, 172117890), (2, 86058945), (3, 57372630), (5, 34423578), (6, 28686315), (7, 24588270), (9, 19124210), (10, 17211789), (14, 12294135), (15, 11474526), (18, 9562105), (21, 8196090), (30, 5737263), (31, 5552190), (35, 4917654), (42, 4098045), (45, 3824842), (49, 3512610), (62, 2776095), (63, 2732030), (70, 2458827), (90, 1912421), (93, 1850730), (98, 1756305), (105, 1639218), (126, 1366015), (147, 1170870), (155, 1110438), (186, 925365), (210, 819609), (217, 793170), (245, 702522), (279, 616910), (294, 585435), (310, 555219), (315, 546406), (434, 396585), (441, 390290), (465, 370146), (490, 351261), (558, 308455), (630, 273203), (651, 264390), (735, 234174), (882, 195145), (930, 185073), (1085, 158634), (1259, 136710), (1302, 132195), (1395, 123382), (1470, 117087), (1519, 113310), (1953, 88130), (2170, 79317), (2205, 78058), (2518, 68355), (2790, 61691), (3038, 56655), (3255, 52878), (3777, 45570), (3906, 44065), (4410, 39029), (4557, 37770), (6295, 27342), (6510, 26439), (7554, 22785), (7595, 22662), (8813, 19530), (9114, 18885), (9765, 17626), (11331, 15190), (12590, 13671)]