18439800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:513

約数の個数: 96

約数和(自身を含む): 58084080

約数和(自身を除く): 39644280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 73, 75, 100, 120, 146, 150, 200, 219, 292, 300, 365, 421, 438, 584, 600, 730, 842, 876, 1095, 1263, 1460, 1684, 1752, 1825, 2105, 2190, 2526, 2920, 3368, 3650, 4210, 4380, 5052, 5475, 6315, 7300, 8420, 8760, 10104, 10525, 10950, 12630, 14600, 16840, 21050, 21900, 25260, 30733, 31575, 42100, 43800, 50520, 61466, 63150, 84200, 92199, 122932, 126300, 153665, 184398, 245864, 252600, 307330, 368796, 460995, 614660, 737592, 768325, 921990, 1229320, 1536650, 1843980, 2304975, 3073300, 3687960, 4609950, 6146600, 9219900, 18439800]

約数ペア:

[(1, 18439800), (2, 9219900), (3, 6146600), (4, 4609950), (5, 3687960), (6, 3073300), (8, 2304975), (10, 1843980), (12, 1536650), (15, 1229320), (20, 921990), (24, 768325), (25, 737592), (30, 614660), (40, 460995), (50, 368796), (60, 307330), (73, 252600), (75, 245864), (100, 184398), (120, 153665), (146, 126300), (150, 122932), (200, 92199), (219, 84200), (292, 63150), (300, 61466), (365, 50520), (421, 43800), (438, 42100), (584, 31575), (600, 30733), (730, 25260), (842, 21900), (876, 21050), (1095, 16840), (1263, 14600), (1460, 12630), (1684, 10950), (1752, 10525), (1825, 10104), (2105, 8760), (2190, 8420), (2526, 7300), (2920, 6315), (3368, 5475), (3650, 5052), (4210, 4380)]