71724900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{347}}^1$

素因数の和:430

約数の個数: 144

約数和(自身を含む): 228360384

約数和(自身を除く): 156635484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 53, 60, 65, 75, 78, 100, 106, 130, 150, 156, 159, 195, 212, 260, 265, 300, 318, 325, 347, 390, 530, 636, 650, 689, 694, 780, 795, 975, 1041, 1060, 1300, 1325, 1378, 1388, 1590, 1735, 1950, 2067, 2082, 2650, 2756, 3180, 3445, 3470, 3900, 3975, 4134, 4164, 4511, 5205, 5300, 6890, 6940, 7950, 8268, 8675, 9022, 10335, 10410, 13533, 13780, 15900, 17225, 17350, 18044, 18391, 20670, 20820, 22555, 26025, 27066, 34450, 34700, 36782, 41340, 45110, 51675, 52050, 54132, 55173, 67665, 68900, 73564, 90220, 91955, 103350, 104100, 110346, 112775, 135330, 183910, 206700, 220692, 225550, 239083, 270660, 275865, 338325, 367820, 451100, 459775, 478166, 551730, 676650, 717249, 919550, 956332, 1103460, 1195415, 1353300, 1379325, 1434498, 1839100, 2390830, 2758650, 2868996, 3586245, 4781660, 5517300, 5977075, 7172490, 11954150, 14344980, 17931225, 23908300, 35862450, 71724900]

約数ペア:

[(1, 71724900), (2, 35862450), (3, 23908300), (4, 17931225), (5, 14344980), (6, 11954150), (10, 7172490), (12, 5977075), (13, 5517300), (15, 4781660), (20, 3586245), (25, 2868996), (26, 2758650), (30, 2390830), (39, 1839100), (50, 1434498), (52, 1379325), (53, 1353300), (60, 1195415), (65, 1103460), (75, 956332), (78, 919550), (100, 717249), (106, 676650), (130, 551730), (150, 478166), (156, 459775), (159, 451100), (195, 367820), (212, 338325), (260, 275865), (265, 270660), (300, 239083), (318, 225550), (325, 220692), (347, 206700), (390, 183910), (530, 135330), (636, 112775), (650, 110346), (689, 104100), (694, 103350), (780, 91955), (795, 90220), (975, 73564), (1041, 68900), (1060, 67665), (1300, 55173), (1325, 54132), (1378, 52050), (1388, 51675), (1590, 45110), (1735, 41340), (1950, 36782), (2067, 34700), (2082, 34450), (2650, 27066), (2756, 26025), (3180, 22555), (3445, 20820), (3470, 20670), (3900, 18391), (3975, 18044), (4134, 17350), (4164, 17225), (4511, 15900), (5205, 13780), (5300, 13533), (6890, 10410), (6940, 10335), (7950, 9022), (8268, 8675)]