19760220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:121

約数の個数: 192

約数和(自身を含む): 67415040

約数和(自身を除く): 47654820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 37, 43, 45, 46, 54, 60, 69, 74, 86, 90, 92, 108, 111, 115, 129, 135, 138, 148, 172, 180, 185, 207, 215, 222, 230, 258, 270, 276, 333, 345, 370, 387, 414, 430, 444, 460, 516, 540, 555, 621, 645, 666, 690, 740, 774, 828, 851, 860, 989, 999, 1035, 1110, 1161, 1242, 1290, 1332, 1380, 1548, 1591, 1665, 1702, 1935, 1978, 1998, 2070, 2220, 2322, 2484, 2553, 2580, 2967, 3105, 3182, 3330, 3404, 3870, 3956, 3996, 4140, 4255, 4644, 4773, 4945, 4995, 5106, 5805, 5934, 6210, 6364, 6660, 7659, 7740, 7955, 8510, 8901, 9546, 9890, 9990, 10212, 11610, 11868, 12420, 12765, 14319, 14835, 15318, 15910, 17020, 17802, 19092, 19780, 19980, 22977, 23220, 23865, 25530, 26703, 28638, 29670, 30636, 31820, 35604, 36593, 38295, 42957, 44505, 45954, 47730, 51060, 53406, 57276, 59340, 71595, 73186, 76590, 85914, 89010, 91908, 95460, 106812, 109779, 114885, 133515, 143190, 146372, 153180, 171828, 178020, 182965, 214785, 219558, 229770, 267030, 286380, 329337, 365930, 429570, 439116, 459540, 534060, 548895, 658674, 731860, 859140, 988011, 1097790, 1317348, 1646685, 1976022, 2195580, 3293370, 3952044, 4940055, 6586740, 9880110, 19760220]

約数ペア:

[(1, 19760220), (2, 9880110), (3, 6586740), (4, 4940055), (5, 3952044), (6, 3293370), (9, 2195580), (10, 1976022), (12, 1646685), (15, 1317348), (18, 1097790), (20, 988011), (23, 859140), (27, 731860), (30, 658674), (36, 548895), (37, 534060), (43, 459540), (45, 439116), (46, 429570), (54, 365930), (60, 329337), (69, 286380), (74, 267030), (86, 229770), (90, 219558), (92, 214785), (108, 182965), (111, 178020), (115, 171828), (129, 153180), (135, 146372), (138, 143190), (148, 133515), (172, 114885), (180, 109779), (185, 106812), (207, 95460), (215, 91908), (222, 89010), (230, 85914), (258, 76590), (270, 73186), (276, 71595), (333, 59340), (345, 57276), (370, 53406), (387, 51060), (414, 47730), (430, 45954), (444, 44505), (460, 42957), (516, 38295), (540, 36593), (555, 35604), (621, 31820), (645, 30636), (666, 29670), (690, 28638), (740, 26703), (774, 25530), (828, 23865), (851, 23220), (860, 22977), (989, 19980), (999, 19780), (1035, 19092), (1110, 17802), (1161, 17020), (1242, 15910), (1290, 15318), (1332, 14835), (1380, 14319), (1548, 12765), (1591, 12420), (1665, 11868), (1702, 11610), (1935, 10212), (1978, 9990), (1998, 9890), (2070, 9546), (2220, 8901), (2322, 8510), (2484, 7955), (2553, 7740), (2580, 7659), (2967, 6660), (3105, 6364), (3182, 6210), (3330, 5934), (3404, 5805), (3870, 5106), (3956, 4995), (3996, 4945), (4140, 4773), (4255, 4644)]