208178100

素因数分解:

$2^2\times 3^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{659}}^1$

素因数の和:701

約数の個数: 216

約数和(自身を含む): 729849120

約数和(自身を除く): 521671020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 27, 30, 36, 39, 45, 50, 52, 54, 60, 65, 75, 78, 81, 90, 100, 108, 117, 130, 135, 150, 156, 162, 180, 195, 225, 234, 243, 260, 270, 300, 324, 325, 351, 390, 405, 450, 468, 486, 540, 585, 650, 659, 675, 702, 780, 810, 900, 972, 975, 1053, 1170, 1215, 1300, 1318, 1350, 1404, 1620, 1755, 1950, 1977, 2025, 2106, 2340, 2430, 2636, 2700, 2925, 3159, 3295, 3510, 3900, 3954, 4050, 4212, 4860, 5265, 5850, 5931, 6075, 6318, 6590, 7020, 7908, 8100, 8567, 8775, 9885, 10530, 11700, 11862, 12150, 12636, 13180, 15795, 16475, 17134, 17550, 17793, 19770, 21060, 23724, 24300, 25701, 26325, 29655, 31590, 32950, 34268, 35100, 35586, 39540, 42835, 49425, 51402, 52650, 53379, 59310, 63180, 65900, 71172, 77103, 78975, 85670, 88965, 98850, 102804, 105300, 106758, 118620, 128505, 148275, 154206, 157950, 160137, 171340, 177930, 197700, 213516, 214175, 231309, 257010, 266895, 296550, 308412, 315900, 320274, 355860, 385515, 428350, 444825, 462618, 514020, 533790, 593100, 640548, 642525, 693927, 771030, 800685, 856700, 889650, 925236, 1067580, 1156545, 1285050, 1334475, 1387854, 1542060, 1601370, 1779300, 1927575, 2081781, 2313090, 2570100, 2668950, 2775708, 3202740, 3469635, 3855150, 4003425, 4163562, 4626180, 5337900, 5782725, 6939270, 7710300, 8006850, 8327124, 10408905, 11565450, 13878540, 16013700, 17348175, 20817810, 23130900, 34696350, 41635620, 52044525, 69392700, 104089050, 208178100]

約数ペア:

[(1, 208178100), (2, 104089050), (3, 69392700), (4, 52044525), (5, 41635620), (6, 34696350), (9, 23130900), (10, 20817810), (12, 17348175), (13, 16013700), (15, 13878540), (18, 11565450), (20, 10408905), (25, 8327124), (26, 8006850), (27, 7710300), (30, 6939270), (36, 5782725), (39, 5337900), (45, 4626180), (50, 4163562), (52, 4003425), (54, 3855150), (60, 3469635), (65, 3202740), (75, 2775708), (78, 2668950), (81, 2570100), (90, 2313090), (100, 2081781), (108, 1927575), (117, 1779300), (130, 1601370), (135, 1542060), (150, 1387854), (156, 1334475), (162, 1285050), (180, 1156545), (195, 1067580), (225, 925236), (234, 889650), (243, 856700), (260, 800685), (270, 771030), (300, 693927), (324, 642525), (325, 640548), (351, 593100), (390, 533790), (405, 514020), (450, 462618), (468, 444825), (486, 428350), (540, 385515), (585, 355860), (650, 320274), (659, 315900), (675, 308412), (702, 296550), (780, 266895), (810, 257010), (900, 231309), (972, 214175), (975, 213516), (1053, 197700), (1170, 177930), (1215, 171340), (1300, 160137), (1318, 157950), (1350, 154206), (1404, 148275), (1620, 128505), (1755, 118620), (1950, 106758), (1977, 105300), (2025, 102804), (2106, 98850), (2340, 88965), (2430, 85670), (2636, 78975), (2700, 77103), (2925, 71172), (3159, 65900), (3295, 63180), (3510, 59310), (3900, 53379), (3954, 52650), (4050, 51402), (4212, 49425), (4860, 42835), (5265, 39540), (5850, 35586), (5931, 35100), (6075, 34268), (6318, 32950), (6590, 31590), (7020, 29655), (7908, 26325), (8100, 25701), (8567, 24300), (8775, 23724), (9885, 21060), (10530, 19770), (11700, 17793), (11862, 17550), (12150, 17134), (12636, 16475), (13180, 15795)]