221202720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5297}}^1$

素因数の和:5347

約数の個数: 144

約数和(自身を含む): 781031160

約数和(自身を除く): 559828440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 232, 240, 261, 288, 290, 348, 360, 435, 464, 480, 522, 580, 696, 720, 870, 928, 1044, 1160, 1305, 1392, 1440, 1740, 2088, 2320, 2610, 2784, 3480, 4176, 4640, 5220, 5297, 6960, 8352, 10440, 10594, 13920, 15891, 20880, 21188, 26485, 31782, 41760, 42376, 47673, 52970, 63564, 79455, 84752, 95346, 105940, 127128, 153613, 158910, 169504, 190692, 211880, 238365, 254256, 307226, 317820, 381384, 423760, 460839, 476730, 508512, 614452, 635640, 762768, 768065, 847520, 921678, 953460, 1228904, 1271280, 1382517, 1525536, 1536130, 1843356, 1906920, 2304195, 2457808, 2542560, 2765034, 3072260, 3686712, 3813840, 4608390, 4915616, 5530068, 6144520, 6912585, 7373424, 7627680, 9216780, 11060136, 12289040, 13825170, 14746848, 18433560, 22120272, 24578080, 27650340, 36867120, 44240544, 55300680, 73734240, 110601360, 221202720]

約数ペア:

[(1, 221202720), (2, 110601360), (3, 73734240), (4, 55300680), (5, 44240544), (6, 36867120), (8, 27650340), (9, 24578080), (10, 22120272), (12, 18433560), (15, 14746848), (16, 13825170), (18, 12289040), (20, 11060136), (24, 9216780), (29, 7627680), (30, 7373424), (32, 6912585), (36, 6144520), (40, 5530068), (45, 4915616), (48, 4608390), (58, 3813840), (60, 3686712), (72, 3072260), (80, 2765034), (87, 2542560), (90, 2457808), (96, 2304195), (116, 1906920), (120, 1843356), (144, 1536130), (145, 1525536), (160, 1382517), (174, 1271280), (180, 1228904), (232, 953460), (240, 921678), (261, 847520), (288, 768065), (290, 762768), (348, 635640), (360, 614452), (435, 508512), (464, 476730), (480, 460839), (522, 423760), (580, 381384), (696, 317820), (720, 307226), (870, 254256), (928, 238365), (1044, 211880), (1160, 190692), (1305, 169504), (1392, 158910), (1440, 153613), (1740, 127128), (2088, 105940), (2320, 95346), (2610, 84752), (2784, 79455), (3480, 63564), (4176, 52970), (4640, 47673), (5220, 42376), (5297, 41760), (6960, 31782), (8352, 26485), (10440, 21188), (10594, 20880), (13920, 15891)]