18952800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:225

約数の個数: 144

約数和(自身を含む): 63277200

約数和(自身を除く): 44324400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 53, 60, 75, 80, 96, 100, 106, 120, 149, 150, 159, 160, 200, 212, 240, 265, 298, 300, 318, 400, 424, 447, 480, 530, 596, 600, 636, 745, 795, 800, 848, 894, 1060, 1192, 1200, 1272, 1325, 1490, 1590, 1696, 1788, 2120, 2235, 2384, 2400, 2544, 2650, 2980, 3180, 3576, 3725, 3975, 4240, 4470, 4768, 5088, 5300, 5960, 6360, 7152, 7450, 7897, 7950, 8480, 8940, 10600, 11175, 11920, 12720, 14304, 14900, 15794, 15900, 17880, 21200, 22350, 23691, 23840, 25440, 29800, 31588, 31800, 35760, 39485, 42400, 44700, 47382, 59600, 63176, 63600, 71520, 78970, 89400, 94764, 118455, 119200, 126352, 127200, 157940, 178800, 189528, 197425, 236910, 252704, 315880, 357600, 379056, 394850, 473820, 592275, 631760, 758112, 789700, 947640, 1184550, 1263520, 1579400, 1895280, 2369100, 3158800, 3790560, 4738200, 6317600, 9476400, 18952800]

約数ペア:

[(1, 18952800), (2, 9476400), (3, 6317600), (4, 4738200), (5, 3790560), (6, 3158800), (8, 2369100), (10, 1895280), (12, 1579400), (15, 1263520), (16, 1184550), (20, 947640), (24, 789700), (25, 758112), (30, 631760), (32, 592275), (40, 473820), (48, 394850), (50, 379056), (53, 357600), (60, 315880), (75, 252704), (80, 236910), (96, 197425), (100, 189528), (106, 178800), (120, 157940), (149, 127200), (150, 126352), (159, 119200), (160, 118455), (200, 94764), (212, 89400), (240, 78970), (265, 71520), (298, 63600), (300, 63176), (318, 59600), (400, 47382), (424, 44700), (447, 42400), (480, 39485), (530, 35760), (596, 31800), (600, 31588), (636, 29800), (745, 25440), (795, 23840), (800, 23691), (848, 22350), (894, 21200), (1060, 17880), (1192, 15900), (1200, 15794), (1272, 14900), (1325, 14304), (1490, 12720), (1590, 11920), (1696, 11175), (1788, 10600), (2120, 8940), (2235, 8480), (2384, 7950), (2400, 7897), (2544, 7450), (2650, 7152), (2980, 6360), (3180, 5960), (3576, 5300), (3725, 5088), (3975, 4768), (4240, 4470)]