408448980

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{229}}^1\times {\mathrm{367}}^1$

素因数の和:620

約数の個数: 144

約数和(自身を含む): 1293976320

約数和(自身を除く): 885527340

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, 229, 243, 270, 324, 367, 405, 458, 486, 540, 687, 734, 810, 916, 972, 1101, 1145, 1215, 1374, 1468, 1620, 1835, 2061, 2202, 2290, 2430, 2748, 3303, 3435, 3670, 4122, 4404, 4580, 4860, 5505, 6183, 6606, 6870, 7340, 8244, 9909, 10305, 11010, 12366, 13212, 13740, 16515, 18549, 19818, 20610, 22020, 24732, 29727, 30915, 33030, 37098, 39636, 41220, 49545, 55647, 59454, 61830, 66060, 74196, 84043, 89181, 92745, 99090, 111294, 118908, 123660, 148635, 168086, 178362, 185490, 198180, 222588, 252129, 278235, 297270, 336172, 356724, 370980, 420215, 445905, 504258, 556470, 594540, 756387, 840430, 891810, 1008516, 1112940, 1260645, 1512774, 1680860, 1783620, 2269161, 2521290, 3025548, 3781935, 4538322, 5042580, 6807483, 7563870, 9076644, 11345805, 13614966, 15127740, 20422449, 22691610, 27229932, 34037415, 40844898, 45383220, 68074830, 81689796, 102112245, 136149660, 204224490, 408448980]

約数ペア:

[(1, 408448980), (2, 204224490), (3, 136149660), (4, 102112245), (5, 81689796), (6, 68074830), (9, 45383220), (10, 40844898), (12, 34037415), (15, 27229932), (18, 22691610), (20, 20422449), (27, 15127740), (30, 13614966), (36, 11345805), (45, 9076644), (54, 7563870), (60, 6807483), (81, 5042580), (90, 4538322), (108, 3781935), (135, 3025548), (162, 2521290), (180, 2269161), (229, 1783620), (243, 1680860), (270, 1512774), (324, 1260645), (367, 1112940), (405, 1008516), (458, 891810), (486, 840430), (540, 756387), (687, 594540), (734, 556470), (810, 504258), (916, 445905), (972, 420215), (1101, 370980), (1145, 356724), (1215, 336172), (1374, 297270), (1468, 278235), (1620, 252129), (1835, 222588), (2061, 198180), (2202, 185490), (2290, 178362), (2430, 168086), (2748, 148635), (3303, 123660), (3435, 118908), (3670, 111294), (4122, 99090), (4404, 92745), (4580, 89181), (4860, 84043), (5505, 74196), (6183, 66060), (6606, 61830), (6870, 59454), (7340, 55647), (8244, 49545), (9909, 41220), (10305, 39636), (11010, 37098), (12366, 33030), (13212, 30915), (13740, 29727), (16515, 24732), (18549, 22020), (19818, 20610)]