225562140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{20543}}^1$

素因数の和:20619

約数の個数: 72

約数和(自身を含む): 695455488

約数和(自身を除く): 469893348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 20543, 41086, 61629, 82172, 102715, 123258, 184887, 205430, 246516, 308145, 369774, 410860, 616290, 739548, 924435, 1232580, 1253123, 1848870, 2506246, 3697740, 3759369, 5012492, 6265615, 7518738, 11278107, 12531230, 15037476, 18796845, 22556214, 25062460, 37593690, 45112428, 56390535, 75187380, 112781070, 225562140]

約数ペア:

[(1, 225562140), (2, 112781070), (3, 75187380), (4, 56390535), (5, 45112428), (6, 37593690), (9, 25062460), (10, 22556214), (12, 18796845), (15, 15037476), (18, 12531230), (20, 11278107), (30, 7518738), (36, 6265615), (45, 5012492), (60, 3759369), (61, 3697740), (90, 2506246), (122, 1848870), (180, 1253123), (183, 1232580), (244, 924435), (305, 739548), (366, 616290), (549, 410860), (610, 369774), (732, 308145), (915, 246516), (1098, 205430), (1220, 184887), (1830, 123258), (2196, 102715), (2745, 82172), (3660, 61629), (5490, 41086), (10980, 20543)]