855304380

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11909}}^1$

素因数の和:11953

約数の個数: 192

約数和(自身を含む): 3201408000

約数和(自身を除く): 2346103620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 342, 378, 380, 399, 420, 513, 532, 540, 570, 630, 665, 684, 756, 798, 855, 945, 1026, 1140, 1197, 1260, 1330, 1596, 1710, 1890, 1995, 2052, 2394, 2565, 2660, 3420, 3591, 3780, 3990, 4788, 5130, 5985, 7182, 7980, 10260, 11909, 11970, 14364, 17955, 23818, 23940, 35727, 35910, 47636, 59545, 71454, 71820, 83363, 107181, 119090, 142908, 166726, 178635, 214362, 226271, 238180, 250089, 321543, 333452, 357270, 416815, 428724, 452542, 500178, 535905, 643086, 678813, 714540, 750267, 833630, 905084, 1000356, 1071810, 1131355, 1250445, 1286172, 1357626, 1500534, 1583897, 1607715, 1667260, 2036439, 2143620, 2250801, 2262710, 2500890, 2715252, 3001068, 3167794, 3215430, 3394065, 3751335, 4072878, 4501602, 4525420, 4751691, 5001780, 6109317, 6335588, 6430860, 6788130, 7502670, 7919485, 8145756, 9003204, 9503382, 10182195, 11254005, 12218634, 13576260, 14255073, 15005340, 15838970, 19006764, 20364390, 22508010, 23758455, 24437268, 28510146, 30546585, 31677940, 40728780, 42765219, 45016020, 47516910, 57020292, 61093170, 71275365, 85530438, 95033820, 122186340, 142550730, 171060876, 213826095, 285101460, 427652190, 855304380]

約数ペア:

[(1, 855304380), (2, 427652190), (3, 285101460), (4, 213826095), (5, 171060876), (6, 142550730), (7, 122186340), (9, 95033820), (10, 85530438), (12, 71275365), (14, 61093170), (15, 57020292), (18, 47516910), (19, 45016020), (20, 42765219), (21, 40728780), (27, 31677940), (28, 30546585), (30, 28510146), (35, 24437268), (36, 23758455), (38, 22508010), (42, 20364390), (45, 19006764), (54, 15838970), (57, 15005340), (60, 14255073), (63, 13576260), (70, 12218634), (76, 11254005), (84, 10182195), (90, 9503382), (95, 9003204), (105, 8145756), (108, 7919485), (114, 7502670), (126, 6788130), (133, 6430860), (135, 6335588), (140, 6109317), (171, 5001780), (180, 4751691), (189, 4525420), (190, 4501602), (210, 4072878), (228, 3751335), (252, 3394065), (266, 3215430), (270, 3167794), (285, 3001068), (315, 2715252), (342, 2500890), (378, 2262710), (380, 2250801), (399, 2143620), (420, 2036439), (513, 1667260), (532, 1607715), (540, 1583897), (570, 1500534), (630, 1357626), (665, 1286172), (684, 1250445), (756, 1131355), (798, 1071810), (855, 1000356), (945, 905084), (1026, 833630), (1140, 750267), (1197, 714540), (1260, 678813), (1330, 643086), (1596, 535905), (1710, 500178), (1890, 452542), (1995, 428724), (2052, 416815), (2394, 357270), (2565, 333452), (2660, 321543), (3420, 250089), (3591, 238180), (3780, 226271), (3990, 214362), (4788, 178635), (5130, 166726), (5985, 142908), (7182, 119090), (7980, 107181), (10260, 83363), (11909, 71820), (11970, 71454), (14364, 59545), (17955, 47636), (23818, 35910), (23940, 35727)]