77679420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1$

素因数の和:420

約数の個数: 192

約数和(自身を含む): 275014656

約数和(自身を除く): 197335236

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 41, 42, 52, 60, 65, 70, 78, 82, 84, 91, 105, 123, 130, 140, 156, 164, 182, 195, 205, 210, 246, 260, 273, 287, 347, 364, 390, 410, 420, 455, 492, 533, 546, 574, 615, 694, 780, 820, 861, 910, 1041, 1066, 1092, 1148, 1230, 1365, 1388, 1435, 1599, 1722, 1735, 1820, 2082, 2132, 2429, 2460, 2665, 2730, 2870, 3198, 3444, 3470, 3731, 4164, 4305, 4511, 4858, 5205, 5330, 5460, 5740, 6396, 6940, 7287, 7462, 7995, 8610, 9022, 9716, 10410, 10660, 11193, 12145, 13533, 14227, 14574, 14924, 15990, 17220, 18044, 18655, 20820, 22386, 22555, 24290, 27066, 28454, 29148, 31577, 31980, 36435, 37310, 42681, 44772, 45110, 48580, 54132, 55965, 56908, 63154, 67665, 71135, 72870, 74620, 85362, 90220, 94731, 99589, 111930, 126308, 135330, 142270, 145740, 157885, 170724, 184951, 189462, 199178, 213405, 223860, 270660, 284540, 298767, 315770, 369902, 378924, 398356, 426810, 473655, 497945, 554853, 597534, 631540, 739804, 853620, 924755, 947310, 995890, 1109706, 1195068, 1294657, 1493835, 1849510, 1894620, 1991780, 2219412, 2589314, 2774265, 2987670, 3699020, 3883971, 5178628, 5548530, 5975340, 6473285, 7767942, 11097060, 12946570, 15535884, 19419855, 25893140, 38839710, 77679420]

約数ペア:

[(1, 77679420), (2, 38839710), (3, 25893140), (4, 19419855), (5, 15535884), (6, 12946570), (7, 11097060), (10, 7767942), (12, 6473285), (13, 5975340), (14, 5548530), (15, 5178628), (20, 3883971), (21, 3699020), (26, 2987670), (28, 2774265), (30, 2589314), (35, 2219412), (39, 1991780), (41, 1894620), (42, 1849510), (52, 1493835), (60, 1294657), (65, 1195068), (70, 1109706), (78, 995890), (82, 947310), (84, 924755), (91, 853620), (105, 739804), (123, 631540), (130, 597534), (140, 554853), (156, 497945), (164, 473655), (182, 426810), (195, 398356), (205, 378924), (210, 369902), (246, 315770), (260, 298767), (273, 284540), (287, 270660), (347, 223860), (364, 213405), (390, 199178), (410, 189462), (420, 184951), (455, 170724), (492, 157885), (533, 145740), (546, 142270), (574, 135330), (615, 126308), (694, 111930), (780, 99589), (820, 94731), (861, 90220), (910, 85362), (1041, 74620), (1066, 72870), (1092, 71135), (1148, 67665), (1230, 63154), (1365, 56908), (1388, 55965), (1435, 54132), (1599, 48580), (1722, 45110), (1735, 44772), (1820, 42681), (2082, 37310), (2132, 36435), (2429, 31980), (2460, 31577), (2665, 29148), (2730, 28454), (2870, 27066), (3198, 24290), (3444, 22555), (3470, 22386), (3731, 20820), (4164, 18655), (4305, 18044), (4511, 17220), (4858, 15990), (5205, 14924), (5330, 14574), (5460, 14227), (5740, 13533), (6396, 12145), (6940, 11193), (7287, 10660), (7462, 10410), (7995, 9716), (8610, 9022)]