72201900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:328

約数の個数: 144

約数和(自身を含む): 224985600

約数和(自身を除く): 152783700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 53, 57, 60, 75, 76, 95, 100, 106, 114, 150, 159, 190, 212, 228, 239, 265, 285, 300, 318, 380, 475, 478, 530, 570, 636, 717, 795, 950, 956, 1007, 1060, 1140, 1195, 1325, 1425, 1434, 1590, 1900, 2014, 2390, 2650, 2850, 2868, 3021, 3180, 3585, 3975, 4028, 4541, 4780, 5035, 5300, 5700, 5975, 6042, 7170, 7950, 9082, 10070, 11950, 12084, 12667, 13623, 14340, 15105, 15900, 17925, 18164, 20140, 22705, 23900, 25175, 25334, 27246, 30210, 35850, 38001, 45410, 50350, 50668, 54492, 60420, 63335, 68115, 71700, 75525, 76002, 90820, 100700, 113525, 126670, 136230, 151050, 152004, 190005, 227050, 240673, 253340, 272460, 302100, 316675, 340575, 380010, 454100, 481346, 633350, 681150, 722019, 760020, 950025, 962692, 1203365, 1266700, 1362300, 1444038, 1900050, 2406730, 2888076, 3610095, 3800100, 4813460, 6016825, 7220190, 12033650, 14440380, 18050475, 24067300, 36100950, 72201900]

約数ペア:

[(1, 72201900), (2, 36100950), (3, 24067300), (4, 18050475), (5, 14440380), (6, 12033650), (10, 7220190), (12, 6016825), (15, 4813460), (19, 3800100), (20, 3610095), (25, 2888076), (30, 2406730), (38, 1900050), (50, 1444038), (53, 1362300), (57, 1266700), (60, 1203365), (75, 962692), (76, 950025), (95, 760020), (100, 722019), (106, 681150), (114, 633350), (150, 481346), (159, 454100), (190, 380010), (212, 340575), (228, 316675), (239, 302100), (265, 272460), (285, 253340), (300, 240673), (318, 227050), (380, 190005), (475, 152004), (478, 151050), (530, 136230), (570, 126670), (636, 113525), (717, 100700), (795, 90820), (950, 76002), (956, 75525), (1007, 71700), (1060, 68115), (1140, 63335), (1195, 60420), (1325, 54492), (1425, 50668), (1434, 50350), (1590, 45410), (1900, 38001), (2014, 35850), (2390, 30210), (2650, 27246), (2850, 25334), (2868, 25175), (3021, 23900), (3180, 22705), (3585, 20140), (3975, 18164), (4028, 17925), (4541, 15900), (4780, 15105), (5035, 14340), (5300, 13623), (5700, 12667), (5975, 12084), (6042, 11950), (7170, 10070), (7950, 9082)]