664843440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{145799}}^1$

素因数の和:145834

約数の個数: 80

約数和(自身を含む): 2169504000

約数和(自身を除く): 1504660560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 145799, 291598, 437397, 583196, 728995, 874794, 1166392, 1457990, 1749588, 2186985, 2332784, 2770181, 2915980, 3499176, 4373970, 5540362, 5831960, 6998352, 8310543, 8747940, 11080724, 11663920, 13850905, 16621086, 17495880, 22161448, 27701810, 33242172, 34991760, 41552715, 44322896, 55403620, 66484344, 83105430, 110807240, 132968688, 166210860, 221614480, 332421720, 664843440]

約数ペア:

[(1, 664843440), (2, 332421720), (3, 221614480), (4, 166210860), (5, 132968688), (6, 110807240), (8, 83105430), (10, 66484344), (12, 55403620), (15, 44322896), (16, 41552715), (19, 34991760), (20, 33242172), (24, 27701810), (30, 22161448), (38, 17495880), (40, 16621086), (48, 13850905), (57, 11663920), (60, 11080724), (76, 8747940), (80, 8310543), (95, 6998352), (114, 5831960), (120, 5540362), (152, 4373970), (190, 3499176), (228, 2915980), (240, 2770181), (285, 2332784), (304, 2186985), (380, 1749588), (456, 1457990), (570, 1166392), (760, 874794), (912, 728995), (1140, 583196), (1520, 437397), (2280, 291598), (4560, 145799)]