90686260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:162

約数の個数: 144

約数和(自身を含む): 236891088

約数和(自身を除く): 146204828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 41, 49, 61, 70, 74, 82, 98, 122, 140, 148, 164, 185, 196, 205, 244, 245, 259, 287, 305, 370, 410, 427, 490, 518, 574, 610, 740, 820, 854, 980, 1036, 1148, 1220, 1295, 1435, 1517, 1708, 1813, 2009, 2135, 2257, 2501, 2590, 2870, 2989, 3034, 3626, 4018, 4270, 4514, 5002, 5180, 5740, 5978, 6068, 7252, 7585, 8036, 8540, 9028, 9065, 10004, 10045, 10619, 11285, 11956, 12505, 14945, 15170, 15799, 17507, 18130, 20090, 21238, 22570, 25010, 29890, 30340, 31598, 35014, 36260, 40180, 42476, 45140, 50020, 53095, 59780, 63196, 70028, 74333, 78995, 87535, 92537, 106190, 110593, 122549, 148666, 157990, 175070, 185074, 212380, 221186, 245098, 297332, 315980, 350140, 370148, 371665, 442372, 462685, 490196, 552965, 612745, 647759, 743330, 925370, 1105930, 1225490, 1295518, 1486660, 1850740, 2211860, 2450980, 2591036, 3238795, 4534313, 6477590, 9068626, 12955180, 18137252, 22671565, 45343130, 90686260]

約数ペア:

[(1, 90686260), (2, 45343130), (4, 22671565), (5, 18137252), (7, 12955180), (10, 9068626), (14, 6477590), (20, 4534313), (28, 3238795), (35, 2591036), (37, 2450980), (41, 2211860), (49, 1850740), (61, 1486660), (70, 1295518), (74, 1225490), (82, 1105930), (98, 925370), (122, 743330), (140, 647759), (148, 612745), (164, 552965), (185, 490196), (196, 462685), (205, 442372), (244, 371665), (245, 370148), (259, 350140), (287, 315980), (305, 297332), (370, 245098), (410, 221186), (427, 212380), (490, 185074), (518, 175070), (574, 157990), (610, 148666), (740, 122549), (820, 110593), (854, 106190), (980, 92537), (1036, 87535), (1148, 78995), (1220, 74333), (1295, 70028), (1435, 63196), (1517, 59780), (1708, 53095), (1813, 50020), (2009, 45140), (2135, 42476), (2257, 40180), (2501, 36260), (2590, 35014), (2870, 31598), (2989, 30340), (3034, 29890), (3626, 25010), (4018, 22570), (4270, 21238), (4514, 20090), (5002, 18130), (5180, 17507), (5740, 15799), (5978, 15170), (6068, 14945), (7252, 12505), (7585, 11956), (8036, 11285), (8540, 10619), (9028, 10045), (9065, 10004)]