30351480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:285

約数の個数: 128

約数和(自身を含む): 96768000

約数和(自身を除く): 66416520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 41, 60, 62, 82, 93, 120, 123, 124, 155, 164, 186, 199, 205, 246, 248, 310, 328, 372, 398, 410, 465, 492, 597, 615, 620, 744, 796, 820, 930, 984, 995, 1194, 1230, 1240, 1271, 1592, 1640, 1860, 1990, 2388, 2460, 2542, 2985, 3720, 3813, 3980, 4776, 4920, 5084, 5970, 6169, 6355, 7626, 7960, 8159, 10168, 11940, 12338, 12710, 15252, 16318, 18507, 19065, 23880, 24477, 24676, 25420, 30504, 30845, 32636, 37014, 38130, 40795, 48954, 49352, 50840, 61690, 65272, 74028, 76260, 81590, 92535, 97908, 122385, 123380, 148056, 152520, 163180, 185070, 195816, 244770, 246760, 252929, 326360, 370140, 489540, 505858, 740280, 758787, 979080, 1011716, 1264645, 1517574, 2023432, 2529290, 3035148, 3793935, 5058580, 6070296, 7587870, 10117160, 15175740, 30351480]

約数ペア:

[(1, 30351480), (2, 15175740), (3, 10117160), (4, 7587870), (5, 6070296), (6, 5058580), (8, 3793935), (10, 3035148), (12, 2529290), (15, 2023432), (20, 1517574), (24, 1264645), (30, 1011716), (31, 979080), (40, 758787), (41, 740280), (60, 505858), (62, 489540), (82, 370140), (93, 326360), (120, 252929), (123, 246760), (124, 244770), (155, 195816), (164, 185070), (186, 163180), (199, 152520), (205, 148056), (246, 123380), (248, 122385), (310, 97908), (328, 92535), (372, 81590), (398, 76260), (410, 74028), (465, 65272), (492, 61690), (597, 50840), (615, 49352), (620, 48954), (744, 40795), (796, 38130), (820, 37014), (930, 32636), (984, 30845), (995, 30504), (1194, 25420), (1230, 24676), (1240, 24477), (1271, 23880), (1592, 19065), (1640, 18507), (1860, 16318), (1990, 15252), (2388, 12710), (2460, 12338), (2542, 11940), (2985, 10168), (3720, 8159), (3813, 7960), (3980, 7626), (4776, 6355), (4920, 6169), (5084, 5970)]