77882220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{401}}^1$

素因数の和:512

約数の個数: 144

約数和(自身を含む): 258122592

約数和(自身を除く): 180240372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 83, 90, 117, 130, 156, 166, 180, 195, 234, 249, 260, 332, 390, 401, 415, 468, 498, 585, 747, 780, 802, 830, 996, 1079, 1170, 1203, 1245, 1494, 1604, 1660, 2005, 2158, 2340, 2406, 2490, 2988, 3237, 3609, 3735, 4010, 4316, 4812, 4980, 5213, 5395, 6015, 6474, 7218, 7470, 8020, 9711, 10426, 10790, 12030, 12948, 14436, 14940, 15639, 16185, 18045, 19422, 20852, 21580, 24060, 26065, 31278, 32370, 33283, 36090, 38844, 46917, 48555, 52130, 62556, 64740, 66566, 72180, 78195, 93834, 97110, 99849, 104260, 133132, 156390, 166415, 187668, 194220, 199698, 234585, 299547, 312780, 332830, 399396, 432679, 469170, 499245, 599094, 665660, 865358, 938340, 998490, 1198188, 1298037, 1497735, 1730716, 1996980, 2163395, 2596074, 2995470, 3894111, 4326790, 5192148, 5990940, 6490185, 7788222, 8653580, 12980370, 15576444, 19470555, 25960740, 38941110, 77882220]

約数ペア:

[(1, 77882220), (2, 38941110), (3, 25960740), (4, 19470555), (5, 15576444), (6, 12980370), (9, 8653580), (10, 7788222), (12, 6490185), (13, 5990940), (15, 5192148), (18, 4326790), (20, 3894111), (26, 2995470), (30, 2596074), (36, 2163395), (39, 1996980), (45, 1730716), (52, 1497735), (60, 1298037), (65, 1198188), (78, 998490), (83, 938340), (90, 865358), (117, 665660), (130, 599094), (156, 499245), (166, 469170), (180, 432679), (195, 399396), (234, 332830), (249, 312780), (260, 299547), (332, 234585), (390, 199698), (401, 194220), (415, 187668), (468, 166415), (498, 156390), (585, 133132), (747, 104260), (780, 99849), (802, 97110), (830, 93834), (996, 78195), (1079, 72180), (1170, 66566), (1203, 64740), (1245, 62556), (1494, 52130), (1604, 48555), (1660, 46917), (2005, 38844), (2158, 36090), (2340, 33283), (2406, 32370), (2490, 31278), (2988, 26065), (3237, 24060), (3609, 21580), (3735, 20852), (4010, 19422), (4316, 18045), (4812, 16185), (4980, 15639), (5213, 14940), (5395, 14436), (6015, 12948), (6474, 12030), (7218, 10790), (7470, 10426), (8020, 9711)]