399629880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5023}}^1$

素因数の和:5070

約数の個数: 192

約数和(自身を含む): 1481276160

約数和(自身を除く): 1081646280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 51, 52, 60, 65, 68, 72, 78, 85, 90, 102, 104, 117, 120, 130, 136, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 312, 340, 360, 390, 408, 442, 468, 510, 520, 585, 612, 663, 680, 765, 780, 884, 936, 1020, 1105, 1170, 1224, 1326, 1530, 1560, 1768, 1989, 2040, 2210, 2340, 2652, 3060, 3315, 3978, 4420, 4680, 5023, 5304, 6120, 6630, 7956, 8840, 9945, 10046, 13260, 15069, 15912, 19890, 20092, 25115, 26520, 30138, 39780, 40184, 45207, 50230, 60276, 65299, 75345, 79560, 85391, 90414, 100460, 120552, 130598, 150690, 170782, 180828, 195897, 200920, 226035, 256173, 261196, 301380, 326495, 341564, 361656, 391794, 426955, 452070, 512346, 522392, 587691, 602760, 652990, 683128, 768519, 783588, 853910, 904140, 979485, 1024692, 1110083, 1175382, 1280865, 1305980, 1537038, 1567176, 1707820, 1808280, 1958970, 2049384, 2220166, 2350764, 2561730, 2611960, 2938455, 3074076, 3330249, 3415640, 3842595, 3917940, 4440332, 4701528, 5123460, 5550415, 5876910, 6148152, 6660498, 7685190, 7835880, 8880664, 9990747, 10246920, 11100830, 11753820, 13320996, 15370380, 16651245, 19981494, 22201660, 23507640, 26641992, 30740760, 33302490, 39962988, 44403320, 49953735, 66604980, 79925976, 99907470, 133209960, 199814940, 399629880]

約数ペア:

[(1, 399629880), (2, 199814940), (3, 133209960), (4, 99907470), (5, 79925976), (6, 66604980), (8, 49953735), (9, 44403320), (10, 39962988), (12, 33302490), (13, 30740760), (15, 26641992), (17, 23507640), (18, 22201660), (20, 19981494), (24, 16651245), (26, 15370380), (30, 13320996), (34, 11753820), (36, 11100830), (39, 10246920), (40, 9990747), (45, 8880664), (51, 7835880), (52, 7685190), (60, 6660498), (65, 6148152), (68, 5876910), (72, 5550415), (78, 5123460), (85, 4701528), (90, 4440332), (102, 3917940), (104, 3842595), (117, 3415640), (120, 3330249), (130, 3074076), (136, 2938455), (153, 2611960), (156, 2561730), (170, 2350764), (180, 2220166), (195, 2049384), (204, 1958970), (221, 1808280), (234, 1707820), (255, 1567176), (260, 1537038), (306, 1305980), (312, 1280865), (340, 1175382), (360, 1110083), (390, 1024692), (408, 979485), (442, 904140), (468, 853910), (510, 783588), (520, 768519), (585, 683128), (612, 652990), (663, 602760), (680, 587691), (765, 522392), (780, 512346), (884, 452070), (936, 426955), (1020, 391794), (1105, 361656), (1170, 341564), (1224, 326495), (1326, 301380), (1530, 261196), (1560, 256173), (1768, 226035), (1989, 200920), (2040, 195897), (2210, 180828), (2340, 170782), (2652, 150690), (3060, 130598), (3315, 120552), (3978, 100460), (4420, 90414), (4680, 85391), (5023, 79560), (5304, 75345), (6120, 65299), (6630, 60276), (7956, 50230), (8840, 45207), (9945, 40184), (10046, 39780), (13260, 30138), (15069, 26520), (15912, 25115), (19890, 20092)]