123847380

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1499}}^1$

素因数の和:1540

約数の個数: 144

約数和(自身を含む): 412776000

約数和(自身を除く): 288928620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 81, 85, 90, 102, 108, 135, 153, 162, 170, 180, 204, 243, 255, 270, 306, 324, 340, 405, 459, 486, 510, 540, 612, 765, 810, 918, 972, 1020, 1215, 1377, 1499, 1530, 1620, 1836, 2295, 2430, 2754, 2998, 3060, 4131, 4497, 4590, 4860, 5508, 5996, 6885, 7495, 8262, 8994, 9180, 13491, 13770, 14990, 16524, 17988, 20655, 22485, 25483, 26982, 27540, 29980, 40473, 41310, 44970, 50966, 53964, 67455, 76449, 80946, 82620, 89940, 101932, 121419, 127415, 134910, 152898, 161892, 202365, 229347, 242838, 254830, 269820, 305796, 364257, 382245, 404730, 458694, 485676, 509660, 607095, 688041, 728514, 764490, 809460, 917388, 1146735, 1214190, 1376082, 1457028, 1528980, 1821285, 2064123, 2293470, 2428380, 2752164, 3440205, 3642570, 4128246, 4586940, 6192369, 6880410, 7285140, 8256492, 10320615, 12384738, 13760820, 20641230, 24769476, 30961845, 41282460, 61923690, 123847380]

約数ペア:

[(1, 123847380), (2, 61923690), (3, 41282460), (4, 30961845), (5, 24769476), (6, 20641230), (9, 13760820), (10, 12384738), (12, 10320615), (15, 8256492), (17, 7285140), (18, 6880410), (20, 6192369), (27, 4586940), (30, 4128246), (34, 3642570), (36, 3440205), (45, 2752164), (51, 2428380), (54, 2293470), (60, 2064123), (68, 1821285), (81, 1528980), (85, 1457028), (90, 1376082), (102, 1214190), (108, 1146735), (135, 917388), (153, 809460), (162, 764490), (170, 728514), (180, 688041), (204, 607095), (243, 509660), (255, 485676), (270, 458694), (306, 404730), (324, 382245), (340, 364257), (405, 305796), (459, 269820), (486, 254830), (510, 242838), (540, 229347), (612, 202365), (765, 161892), (810, 152898), (918, 134910), (972, 127415), (1020, 121419), (1215, 101932), (1377, 89940), (1499, 82620), (1530, 80946), (1620, 76449), (1836, 67455), (2295, 53964), (2430, 50966), (2754, 44970), (2998, 41310), (3060, 40473), (4131, 29980), (4497, 27540), (4590, 26982), (4860, 25483), (5508, 22485), (5996, 20655), (6885, 17988), (7495, 16524), (8262, 14990), (8994, 13770), (9180, 13491)]