79288860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:356

約数の個数: 144

約数和(自身を含む): 261424800

約数和(自身を除く): 182135940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 149, 181, 196, 210, 245, 294, 298, 362, 420, 447, 490, 543, 588, 596, 724, 735, 745, 894, 905, 980, 1043, 1086, 1267, 1470, 1490, 1788, 1810, 2086, 2172, 2235, 2534, 2715, 2940, 2980, 3129, 3620, 3801, 4172, 4470, 5068, 5215, 5430, 6258, 6335, 7301, 7602, 8869, 8940, 10430, 10860, 12516, 12670, 14602, 15204, 15645, 17738, 19005, 20860, 21903, 25340, 26607, 26969, 29204, 31290, 35476, 36505, 38010, 43806, 44345, 53214, 53938, 62580, 73010, 76020, 80907, 87612, 88690, 106428, 107876, 109515, 133035, 134845, 146020, 161814, 177380, 188783, 219030, 266070, 269690, 323628, 377566, 404535, 438060, 532140, 539380, 566349, 755132, 809070, 943915, 1132698, 1321481, 1618140, 1887830, 2265396, 2642962, 2831745, 3775660, 3964443, 5285924, 5663490, 6607405, 7928886, 11326980, 13214810, 15857772, 19822215, 26429620, 39644430, 79288860]

約数ペア:

[(1, 79288860), (2, 39644430), (3, 26429620), (4, 19822215), (5, 15857772), (6, 13214810), (7, 11326980), (10, 7928886), (12, 6607405), (14, 5663490), (15, 5285924), (20, 3964443), (21, 3775660), (28, 2831745), (30, 2642962), (35, 2265396), (42, 1887830), (49, 1618140), (60, 1321481), (70, 1132698), (84, 943915), (98, 809070), (105, 755132), (140, 566349), (147, 539380), (149, 532140), (181, 438060), (196, 404535), (210, 377566), (245, 323628), (294, 269690), (298, 266070), (362, 219030), (420, 188783), (447, 177380), (490, 161814), (543, 146020), (588, 134845), (596, 133035), (724, 109515), (735, 107876), (745, 106428), (894, 88690), (905, 87612), (980, 80907), (1043, 76020), (1086, 73010), (1267, 62580), (1470, 53938), (1490, 53214), (1788, 44345), (1810, 43806), (2086, 38010), (2172, 36505), (2235, 35476), (2534, 31290), (2715, 29204), (2940, 26969), (2980, 26607), (3129, 25340), (3620, 21903), (3801, 20860), (4172, 19005), (4470, 17738), (5068, 15645), (5215, 15204), (5430, 14602), (6258, 12670), (6335, 12516), (7301, 10860), (7602, 10430), (8869, 8940)]