915691920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{26681}}^1$

素因数の和:26721

約数の個数: 160

約数和(自身を含む): 3335036544

約数和(自身を除く): 2419344624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 104, 110, 120, 130, 132, 143, 156, 165, 176, 195, 208, 220, 240, 260, 264, 286, 312, 330, 390, 429, 440, 520, 528, 572, 624, 660, 715, 780, 858, 880, 1040, 1144, 1320, 1430, 1560, 1716, 2145, 2288, 2640, 2860, 3120, 3432, 4290, 5720, 6864, 8580, 11440, 17160, 26681, 34320, 53362, 80043, 106724, 133405, 160086, 213448, 266810, 293491, 320172, 346853, 400215, 426896, 533620, 586982, 640344, 693706, 800430, 880473, 1040559, 1067240, 1173964, 1280688, 1387412, 1467455, 1600860, 1734265, 1760946, 2081118, 2134480, 2347928, 2774824, 2934910, 3201720, 3468530, 3521892, 3815383, 4162236, 4402365, 4695856, 5202795, 5549648, 5869820, 6403440, 6937060, 7043784, 7630766, 8324472, 8804730, 10405590, 11446149, 11739640, 13874120, 14087568, 15261532, 16648944, 17609460, 19076915, 20811180, 22892298, 23479280, 27748240, 30523064, 35218920, 38153830, 41622360, 45784596, 57230745, 61046128, 70437840, 76307660, 83244720, 91569192, 114461490, 152615320, 183138384, 228922980, 305230640, 457845960, 915691920]

約数ペア:

[(1, 915691920), (2, 457845960), (3, 305230640), (4, 228922980), (5, 183138384), (6, 152615320), (8, 114461490), (10, 91569192), (11, 83244720), (12, 76307660), (13, 70437840), (15, 61046128), (16, 57230745), (20, 45784596), (22, 41622360), (24, 38153830), (26, 35218920), (30, 30523064), (33, 27748240), (39, 23479280), (40, 22892298), (44, 20811180), (48, 19076915), (52, 17609460), (55, 16648944), (60, 15261532), (65, 14087568), (66, 13874120), (78, 11739640), (80, 11446149), (88, 10405590), (104, 8804730), (110, 8324472), (120, 7630766), (130, 7043784), (132, 6937060), (143, 6403440), (156, 5869820), (165, 5549648), (176, 5202795), (195, 4695856), (208, 4402365), (220, 4162236), (240, 3815383), (260, 3521892), (264, 3468530), (286, 3201720), (312, 2934910), (330, 2774824), (390, 2347928), (429, 2134480), (440, 2081118), (520, 1760946), (528, 1734265), (572, 1600860), (624, 1467455), (660, 1387412), (715, 1280688), (780, 1173964), (858, 1067240), (880, 1040559), (1040, 880473), (1144, 800430), (1320, 693706), (1430, 640344), (1560, 586982), (1716, 533620), (2145, 426896), (2288, 400215), (2640, 346853), (2860, 320172), (3120, 293491), (3432, 266810), (4290, 213448), (5720, 160086), (6864, 133405), (8580, 106724), (11440, 80043), (17160, 53362), (26681, 34320)]