156778580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{269}}^1$

素因数の和:489

約数の個数: 96

約数和(自身を含む): 396264960

約数和(自身を除く): 239486380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 181, 230, 269, 322, 362, 460, 538, 644, 724, 805, 905, 1076, 1267, 1345, 1610, 1810, 1883, 2534, 2690, 3220, 3620, 3766, 4163, 5068, 5380, 6187, 6335, 7532, 8326, 9415, 12374, 12670, 16652, 18830, 20815, 24748, 25340, 29141, 30935, 37660, 41630, 43309, 48689, 58282, 61870, 83260, 86618, 97378, 116564, 123740, 145705, 173236, 194756, 216545, 243445, 291410, 340823, 433090, 486890, 582820, 681646, 866180, 973780, 1119847, 1363292, 1704115, 2239694, 3408230, 4479388, 5599235, 6816460, 7838929, 11198470, 15677858, 22396940, 31355716, 39194645, 78389290, 156778580]

約数ペア:

[(1, 156778580), (2, 78389290), (4, 39194645), (5, 31355716), (7, 22396940), (10, 15677858), (14, 11198470), (20, 7838929), (23, 6816460), (28, 5599235), (35, 4479388), (46, 3408230), (70, 2239694), (92, 1704115), (115, 1363292), (140, 1119847), (161, 973780), (181, 866180), (230, 681646), (269, 582820), (322, 486890), (362, 433090), (460, 340823), (538, 291410), (644, 243445), (724, 216545), (805, 194756), (905, 173236), (1076, 145705), (1267, 123740), (1345, 116564), (1610, 97378), (1810, 86618), (1883, 83260), (2534, 61870), (2690, 58282), (3220, 48689), (3620, 43309), (3766, 41630), (4163, 37660), (5068, 30935), (5380, 29141), (6187, 25340), (6335, 24748), (7532, 20815), (8326, 18830), (9415, 16652), (12374, 12670)]