20678221200

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{189361}}^1$

素因数の和:189402

約数の個数: 240

約数和(自身を含む): 81525643136

約数和(自身を除く): 60847421936

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 25, 26, 28, 30, 35, 39, 40, 42, 48, 50, 52, 56, 60, 65, 70, 75, 78, 80, 84, 91, 100, 104, 105, 112, 120, 130, 140, 150, 156, 168, 175, 182, 195, 200, 208, 210, 240, 260, 273, 280, 300, 312, 325, 336, 350, 364, 390, 400, 420, 455, 520, 525, 546, 560, 600, 624, 650, 700, 728, 780, 840, 910, 975, 1040, 1050, 1092, 1200, 1300, 1365, 1400, 1456, 1560, 1680, 1820, 1950, 2100, 2184, 2275, 2600, 2730, 2800, 3120, 3640, 3900, 4200, 4368, 4550, 5200, 5460, 6825, 7280, 7800, 8400, 9100, 10920, 13650, 15600, 18200, 21840, 27300, 36400, 54600, 109200, 189361, 378722, 568083, 757444, 946805, 1136166, 1325527, 1514888, 1893610, 2272332, 2461693, 2651054, 2840415, 3029776, 3787220, 3976581, 4544664, 4734025, 4923386, 5302108, 5680830, 6627635, 7385079, 7574440, 7953162, 9089328, 9468050, 9846772, 10604216, 11361660, 12308465, 13255270, 14202075, 14770158, 15148880, 15906324, 17231851, 18936100, 19693544, 19882905, 21208432, 22723320, 24616930, 26510540, 28404150, 29540316, 31812648, 33138175, 34463702, 36925395, 37872200, 39387088, 39765810, 45446640, 49233860, 51695553, 53021080, 56808300, 59080632, 61542325, 63625296, 66276350, 68927404, 73850790, 75744400, 79531620, 86159255, 98467720, 99414525, 103391106, 106042160, 113616600, 118161264, 123084650, 132552700, 137854808, 147701580, 159063240, 172318510, 184626975, 196935440, 198829050, 206782212, 227233200, 246169300, 258477765, 265105400, 275709616, 295403160, 318126480, 344637020, 369253950, 397658100, 413564424, 430796275, 492338600, 516955530, 530210800, 590806320, 689274040, 738507900, 795316200, 827128848, 861592550, 984677200, 1033911060, 1292388825, 1378548080, 1477015800, 1590632400, 1723185100, 2067822120, 2584777650, 2954031600, 3446370200, 4135644240, 5169555300, 6892740400, 10339110600, 20678221200]

約数ペア:

[(1, 20678221200), (2, 10339110600), (3, 6892740400), (4, 5169555300), (5, 4135644240), (6, 3446370200), (7, 2954031600), (8, 2584777650), (10, 2067822120), (12, 1723185100), (13, 1590632400), (14, 1477015800), (15, 1378548080), (16, 1292388825), (20, 1033911060), (21, 984677200), (24, 861592550), (25, 827128848), (26, 795316200), (28, 738507900), (30, 689274040), (35, 590806320), (39, 530210800), (40, 516955530), (42, 492338600), (48, 430796275), (50, 413564424), (52, 397658100), (56, 369253950), (60, 344637020), (65, 318126480), (70, 295403160), (75, 275709616), (78, 265105400), (80, 258477765), (84, 246169300), (91, 227233200), (100, 206782212), (104, 198829050), (105, 196935440), (112, 184626975), (120, 172318510), (130, 159063240), (140, 147701580), (150, 137854808), (156, 132552700), (168, 123084650), (175, 118161264), (182, 113616600), (195, 106042160), (200, 103391106), (208, 99414525), (210, 98467720), (240, 86159255), (260, 79531620), (273, 75744400), (280, 73850790), (300, 68927404), (312, 66276350), (325, 63625296), (336, 61542325), (350, 59080632), (364, 56808300), (390, 53021080), (400, 51695553), (420, 49233860), (455, 45446640), (520, 39765810), (525, 39387088), (546, 37872200), (560, 36925395), (600, 34463702), (624, 33138175), (650, 31812648), (700, 29540316), (728, 28404150), (780, 26510540), (840, 24616930), (910, 22723320), (975, 21208432), (1040, 19882905), (1050, 19693544), (1092, 18936100), (1200, 17231851), (1300, 15906324), (1365, 15148880), (1400, 14770158), (1456, 14202075), (1560, 13255270), (1680, 12308465), (1820, 11361660), (1950, 10604216), (2100, 9846772), (2184, 9468050), (2275, 9089328), (2600, 7953162), (2730, 7574440), (2800, 7385079), (3120, 6627635), (3640, 5680830), (3900, 5302108), (4200, 4923386), (4368, 4734025), (4550, 4544664), (5200, 3976581), (5460, 3787220), (6825, 3029776), (7280, 2840415), (7800, 2651054), (8400, 2461693), (9100, 2272332), (10920, 1893610), (13650, 1514888), (15600, 1325527), (18200, 1136166), (21840, 946805), (27300, 757444), (36400, 568083), (54600, 378722), (109200, 189361)]