181936020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3257}}^1$

素因数の和:3302

約数の個数: 144

約数和(自身を含む): 623972160

約数和(自身を除く): 442036140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 490, 532, 570, 588, 665, 735, 798, 931, 980, 1140, 1330, 1470, 1596, 1862, 1995, 2660, 2793, 2940, 3257, 3724, 3990, 4655, 5586, 6514, 7980, 9310, 9771, 11172, 13028, 13965, 16285, 18620, 19542, 22799, 27930, 32570, 39084, 45598, 48855, 55860, 61883, 65140, 68397, 91196, 97710, 113995, 123766, 136794, 159593, 185649, 195420, 227990, 247532, 273588, 309415, 319186, 341985, 371298, 433181, 455980, 478779, 618830, 638372, 683970, 742596, 797965, 866362, 928245, 957558, 1237660, 1299543, 1367940, 1595930, 1732724, 1856490, 1915116, 2165905, 2393895, 2599086, 3032267, 3191860, 3712980, 4331810, 4787790, 5198172, 6064534, 6497715, 8663620, 9096801, 9575580, 12129068, 12995430, 15161335, 18193602, 25990860, 30322670, 36387204, 45484005, 60645340, 90968010, 181936020]

約数ペア:

[(1, 181936020), (2, 90968010), (3, 60645340), (4, 45484005), (5, 36387204), (6, 30322670), (7, 25990860), (10, 18193602), (12, 15161335), (14, 12995430), (15, 12129068), (19, 9575580), (20, 9096801), (21, 8663620), (28, 6497715), (30, 6064534), (35, 5198172), (38, 4787790), (42, 4331810), (49, 3712980), (57, 3191860), (60, 3032267), (70, 2599086), (76, 2393895), (84, 2165905), (95, 1915116), (98, 1856490), (105, 1732724), (114, 1595930), (133, 1367940), (140, 1299543), (147, 1237660), (190, 957558), (196, 928245), (210, 866362), (228, 797965), (245, 742596), (266, 683970), (285, 638372), (294, 618830), (380, 478779), (399, 455980), (420, 433181), (490, 371298), (532, 341985), (570, 319186), (588, 309415), (665, 273588), (735, 247532), (798, 227990), (931, 195420), (980, 185649), (1140, 159593), (1330, 136794), (1470, 123766), (1596, 113995), (1862, 97710), (1995, 91196), (2660, 68397), (2793, 65140), (2940, 61883), (3257, 55860), (3724, 48855), (3990, 45598), (4655, 39084), (5586, 32570), (6514, 27930), (7980, 22799), (9310, 19542), (9771, 18620), (11172, 16285), (13028, 13965)]