18302850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:564

約数の個数: 72

約数和(自身を含む): 49834980

約数和(自身を除く): 31532130

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 89, 90, 150, 178, 225, 267, 445, 450, 457, 534, 801, 890, 914, 1335, 1371, 1602, 2225, 2285, 2670, 2742, 4005, 4113, 4450, 4570, 6675, 6855, 8010, 8226, 11425, 13350, 13710, 20025, 20565, 22850, 34275, 40050, 40673, 41130, 68550, 81346, 102825, 122019, 203365, 205650, 244038, 366057, 406730, 610095, 732114, 1016825, 1220190, 1830285, 2033650, 3050475, 3660570, 6100950, 9151425, 18302850]

約数ペア:

[(1, 18302850), (2, 9151425), (3, 6100950), (5, 3660570), (6, 3050475), (9, 2033650), (10, 1830285), (15, 1220190), (18, 1016825), (25, 732114), (30, 610095), (45, 406730), (50, 366057), (75, 244038), (89, 205650), (90, 203365), (150, 122019), (178, 102825), (225, 81346), (267, 68550), (445, 41130), (450, 40673), (457, 40050), (534, 34275), (801, 22850), (890, 20565), (914, 20025), (1335, 13710), (1371, 13350), (1602, 11425), (2225, 8226), (2285, 8010), (2670, 6855), (2742, 6675), (4005, 4570), (4113, 4450)]