78788820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:206

約数の個数: 192

約数和(自身を含む): 259983360

約数和(自身を除く): 181194540

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 38, 44, 55, 57, 60, 61, 66, 76, 95, 103, 110, 114, 122, 132, 165, 183, 190, 206, 209, 220, 228, 244, 285, 305, 309, 330, 366, 380, 412, 418, 515, 570, 610, 618, 627, 660, 671, 732, 836, 915, 1030, 1045, 1133, 1140, 1159, 1220, 1236, 1254, 1342, 1545, 1830, 1957, 2013, 2060, 2090, 2266, 2318, 2508, 2684, 3090, 3135, 3355, 3399, 3477, 3660, 3914, 4026, 4180, 4532, 4636, 5665, 5795, 5871, 6180, 6270, 6283, 6710, 6798, 6954, 7828, 8052, 9785, 10065, 11330, 11590, 11742, 12540, 12566, 12749, 13420, 13596, 13908, 16995, 17385, 18849, 19570, 20130, 21527, 22660, 23180, 23484, 25132, 25498, 29355, 31415, 33990, 34770, 37698, 38247, 39140, 40260, 43054, 50996, 58710, 62830, 63745, 64581, 67980, 69113, 69540, 75396, 76494, 86108, 94245, 107635, 117420, 119377, 125660, 127490, 129162, 138226, 152988, 188490, 191235, 207339, 215270, 238754, 254980, 258324, 276452, 322905, 345565, 358131, 376980, 382470, 414678, 430540, 477508, 596885, 645810, 691130, 716262, 764940, 829356, 1036695, 1193770, 1291620, 1313147, 1382260, 1432524, 1790655, 2073390, 2387540, 2626294, 3581310, 3939441, 4146780, 5252588, 6565735, 7162620, 7878882, 13131470, 15757764, 19697205, 26262940, 39394410, 78788820]

約数ペア:

[(1, 78788820), (2, 39394410), (3, 26262940), (4, 19697205), (5, 15757764), (6, 13131470), (10, 7878882), (11, 7162620), (12, 6565735), (15, 5252588), (19, 4146780), (20, 3939441), (22, 3581310), (30, 2626294), (33, 2387540), (38, 2073390), (44, 1790655), (55, 1432524), (57, 1382260), (60, 1313147), (61, 1291620), (66, 1193770), (76, 1036695), (95, 829356), (103, 764940), (110, 716262), (114, 691130), (122, 645810), (132, 596885), (165, 477508), (183, 430540), (190, 414678), (206, 382470), (209, 376980), (220, 358131), (228, 345565), (244, 322905), (285, 276452), (305, 258324), (309, 254980), (330, 238754), (366, 215270), (380, 207339), (412, 191235), (418, 188490), (515, 152988), (570, 138226), (610, 129162), (618, 127490), (627, 125660), (660, 119377), (671, 117420), (732, 107635), (836, 94245), (915, 86108), (1030, 76494), (1045, 75396), (1133, 69540), (1140, 69113), (1159, 67980), (1220, 64581), (1236, 63745), (1254, 62830), (1342, 58710), (1545, 50996), (1830, 43054), (1957, 40260), (2013, 39140), (2060, 38247), (2090, 37698), (2266, 34770), (2318, 33990), (2508, 31415), (2684, 29355), (3090, 25498), (3135, 25132), (3355, 23484), (3399, 23180), (3477, 22660), (3660, 21527), (3914, 20130), (4026, 19570), (4180, 18849), (4532, 17385), (4636, 16995), (5665, 13908), (5795, 13596), (5871, 13420), (6180, 12749), (6270, 12566), (6283, 12540), (6710, 11742), (6798, 11590), (6954, 11330), (7828, 10065), (8052, 9785)]