20161500540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{23227}}^1$

素因数の和:23316

約数の個数: 192

約数和(自身を含む): 64060222464

約数和(自身を除く): 43898721924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 23, 30, 34, 37, 46, 51, 60, 68, 69, 74, 85, 92, 102, 111, 115, 138, 148, 170, 185, 204, 222, 230, 255, 276, 340, 345, 370, 391, 444, 460, 510, 555, 629, 690, 740, 782, 851, 1020, 1110, 1173, 1258, 1380, 1564, 1702, 1887, 1955, 2220, 2346, 2516, 2553, 3145, 3404, 3774, 3910, 4255, 4692, 5106, 5865, 6290, 7548, 7820, 8510, 9435, 10212, 11730, 12580, 12765, 14467, 17020, 18870, 23227, 23460, 25530, 28934, 37740, 43401, 46454, 51060, 57868, 69681, 72335, 86802, 92908, 116135, 139362, 144670, 173604, 217005, 232270, 278724, 289340, 348405, 394859, 434010, 464540, 534221, 696810, 789718, 859399, 868020, 1068442, 1184577, 1393620, 1579436, 1602663, 1718798, 1974295, 2136884, 2369154, 2578197, 2671105, 3205326, 3437596, 3948590, 4296995, 4738308, 5156394, 5342210, 5922885, 6410652, 7897180, 8013315, 8593990, 9081757, 10312788, 10684420, 11845770, 12890985, 14609783, 16026630, 17187980, 18163514, 19766177, 23691540, 25781970, 27245271, 29219566, 32053260, 36327028, 39532354, 43829349, 45408785, 51563940, 54490542, 58439132, 59298531, 73048915, 79064708, 87658698, 90817570, 98830885, 108981084, 118597062, 136226355, 146097830, 175317396, 181635140, 197661770, 219146745, 237194124, 272452710, 292195660, 296492655, 336025009, 395323540, 438293490, 544905420, 592985310, 672050018, 876586980, 1008075027, 1185970620, 1344100036, 1680125045, 2016150054, 3360250090, 4032300108, 5040375135, 6720500180, 10080750270, 20161500540]

約数ペア:

[(1, 20161500540), (2, 10080750270), (3, 6720500180), (4, 5040375135), (5, 4032300108), (6, 3360250090), (10, 2016150054), (12, 1680125045), (15, 1344100036), (17, 1185970620), (20, 1008075027), (23, 876586980), (30, 672050018), (34, 592985310), (37, 544905420), (46, 438293490), (51, 395323540), (60, 336025009), (68, 296492655), (69, 292195660), (74, 272452710), (85, 237194124), (92, 219146745), (102, 197661770), (111, 181635140), (115, 175317396), (138, 146097830), (148, 136226355), (170, 118597062), (185, 108981084), (204, 98830885), (222, 90817570), (230, 87658698), (255, 79064708), (276, 73048915), (340, 59298531), (345, 58439132), (370, 54490542), (391, 51563940), (444, 45408785), (460, 43829349), (510, 39532354), (555, 36327028), (629, 32053260), (690, 29219566), (740, 27245271), (782, 25781970), (851, 23691540), (1020, 19766177), (1110, 18163514), (1173, 17187980), (1258, 16026630), (1380, 14609783), (1564, 12890985), (1702, 11845770), (1887, 10684420), (1955, 10312788), (2220, 9081757), (2346, 8593990), (2516, 8013315), (2553, 7897180), (3145, 6410652), (3404, 5922885), (3774, 5342210), (3910, 5156394), (4255, 4738308), (4692, 4296995), (5106, 3948590), (5865, 3437596), (6290, 3205326), (7548, 2671105), (7820, 2578197), (8510, 2369154), (9435, 2136884), (10212, 1974295), (11730, 1718798), (12580, 1602663), (12765, 1579436), (14467, 1393620), (17020, 1184577), (18870, 1068442), (23227, 868020), (23460, 859399), (25530, 789718), (28934, 696810), (37740, 534221), (43401, 464540), (46454, 434010), (51060, 394859), (57868, 348405), (69681, 289340), (72335, 278724), (86802, 232270), (92908, 217005), (116135, 173604), (139362, 144670)]