248201820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{349}}^1\times {\mathrm{439}}^1$

素因数の和:809

約数の個数: 120

約数和(自身を含む): 782628000

約数和(自身を除く): 534426180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 349, 405, 439, 540, 698, 810, 878, 1047, 1317, 1396, 1620, 1745, 1756, 2094, 2195, 2634, 3141, 3490, 3951, 4188, 4390, 5235, 5268, 6282, 6585, 6980, 7902, 8780, 9423, 10470, 11853, 12564, 13170, 15705, 15804, 18846, 19755, 20940, 23706, 26340, 28269, 31410, 35559, 37692, 39510, 47115, 47412, 56538, 59265, 62820, 71118, 79020, 94230, 113076, 118530, 141345, 142236, 153211, 177795, 188460, 237060, 282690, 306422, 355590, 459633, 565380, 612844, 711180, 766055, 919266, 1378899, 1532110, 1838532, 2298165, 2757798, 3064220, 4136697, 4596330, 5515596, 6894495, 8273394, 9192660, 12410091, 13788990, 16546788, 20683485, 24820182, 27577980, 41366970, 49640364, 62050455, 82733940, 124100910, 248201820]

約数ペア:

[(1, 248201820), (2, 124100910), (3, 82733940), (4, 62050455), (5, 49640364), (6, 41366970), (9, 27577980), (10, 24820182), (12, 20683485), (15, 16546788), (18, 13788990), (20, 12410091), (27, 9192660), (30, 8273394), (36, 6894495), (45, 5515596), (54, 4596330), (60, 4136697), (81, 3064220), (90, 2757798), (108, 2298165), (135, 1838532), (162, 1532110), (180, 1378899), (270, 919266), (324, 766055), (349, 711180), (405, 612844), (439, 565380), (540, 459633), (698, 355590), (810, 306422), (878, 282690), (1047, 237060), (1317, 188460), (1396, 177795), (1620, 153211), (1745, 142236), (1756, 141345), (2094, 118530), (2195, 113076), (2634, 94230), (3141, 79020), (3490, 71118), (3951, 62820), (4188, 59265), (4390, 56538), (5235, 47412), (5268, 47115), (6282, 39510), (6585, 37692), (6980, 35559), (7902, 31410), (8780, 28269), (9423, 26340), (10470, 23706), (11853, 20940), (12564, 19755), (13170, 18846), (15705, 15804)]