31571540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:142

約数の個数: 192

約数和(自身を含む): 94832640

約数和(自身を除く): 63261100

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 19, 20, 22, 26, 28, 35, 38, 44, 52, 55, 65, 70, 76, 77, 83, 91, 95, 110, 130, 133, 140, 143, 154, 166, 182, 190, 209, 220, 247, 260, 266, 286, 308, 332, 364, 380, 385, 415, 418, 455, 494, 532, 572, 581, 665, 715, 770, 830, 836, 910, 913, 988, 1001, 1045, 1079, 1162, 1235, 1330, 1430, 1463, 1540, 1577, 1660, 1729, 1820, 1826, 2002, 2090, 2158, 2324, 2470, 2660, 2717, 2860, 2905, 2926, 3154, 3458, 3652, 4004, 4180, 4316, 4565, 4940, 5005, 5395, 5434, 5810, 5852, 6308, 6391, 6916, 7315, 7553, 7885, 8645, 9130, 10010, 10790, 10868, 11039, 11620, 11869, 12782, 13585, 14630, 15106, 15770, 17290, 17347, 18260, 19019, 20020, 20501, 21580, 22078, 23738, 25564, 27170, 29260, 30212, 31540, 31955, 34580, 34694, 37765, 38038, 41002, 44156, 47476, 54340, 55195, 59345, 63910, 69388, 75530, 76076, 82004, 83083, 86735, 95095, 102505, 110390, 118690, 121429, 127820, 143507, 151060, 166166, 173470, 190190, 205010, 220780, 225511, 237380, 242858, 287014, 332332, 346940, 380380, 410020, 415415, 451022, 485716, 574028, 607145, 717535, 830830, 902044, 1127555, 1214290, 1435070, 1578577, 1661660, 2255110, 2428580, 2870140, 3157154, 4510220, 6314308, 7892885, 15785770, 31571540]

約数ペア:

[(1, 31571540), (2, 15785770), (4, 7892885), (5, 6314308), (7, 4510220), (10, 3157154), (11, 2870140), (13, 2428580), (14, 2255110), (19, 1661660), (20, 1578577), (22, 1435070), (26, 1214290), (28, 1127555), (35, 902044), (38, 830830), (44, 717535), (52, 607145), (55, 574028), (65, 485716), (70, 451022), (76, 415415), (77, 410020), (83, 380380), (91, 346940), (95, 332332), (110, 287014), (130, 242858), (133, 237380), (140, 225511), (143, 220780), (154, 205010), (166, 190190), (182, 173470), (190, 166166), (209, 151060), (220, 143507), (247, 127820), (260, 121429), (266, 118690), (286, 110390), (308, 102505), (332, 95095), (364, 86735), (380, 83083), (385, 82004), (415, 76076), (418, 75530), (455, 69388), (494, 63910), (532, 59345), (572, 55195), (581, 54340), (665, 47476), (715, 44156), (770, 41002), (830, 38038), (836, 37765), (910, 34694), (913, 34580), (988, 31955), (1001, 31540), (1045, 30212), (1079, 29260), (1162, 27170), (1235, 25564), (1330, 23738), (1430, 22078), (1463, 21580), (1540, 20501), (1577, 20020), (1660, 19019), (1729, 18260), (1820, 17347), (1826, 17290), (2002, 15770), (2090, 15106), (2158, 14630), (2324, 13585), (2470, 12782), (2660, 11869), (2717, 11620), (2860, 11039), (2905, 10868), (2926, 10790), (3154, 10010), (3458, 9130), (3652, 8645), (4004, 7885), (4180, 7553), (4316, 7315), (4565, 6916), (4940, 6391), (5005, 6308), (5395, 5852), (5434, 5810)]