38943960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:369

約数の個数: 128

約数和(自身を含む): 128943360

約数和(自身を除く): 89999400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 163, 165, 181, 220, 264, 326, 330, 362, 440, 489, 543, 652, 660, 724, 815, 905, 978, 1086, 1304, 1320, 1448, 1630, 1793, 1810, 1956, 1991, 2172, 2445, 2715, 3260, 3586, 3620, 3912, 3982, 4344, 4890, 5379, 5430, 5973, 6520, 7172, 7240, 7964, 8965, 9780, 9955, 10758, 10860, 11946, 14344, 15928, 17930, 19560, 19910, 21516, 21720, 23892, 26895, 29503, 29865, 35860, 39820, 43032, 47784, 53790, 59006, 59730, 71720, 79640, 88509, 107580, 118012, 119460, 147515, 177018, 215160, 236024, 238920, 295030, 324533, 354036, 442545, 590060, 649066, 708072, 885090, 973599, 1180120, 1298132, 1622665, 1770180, 1947198, 2596264, 3245330, 3540360, 3894396, 4867995, 6490660, 7788792, 9735990, 12981320, 19471980, 38943960]

約数ペア:

[(1, 38943960), (2, 19471980), (3, 12981320), (4, 9735990), (5, 7788792), (6, 6490660), (8, 4867995), (10, 3894396), (11, 3540360), (12, 3245330), (15, 2596264), (20, 1947198), (22, 1770180), (24, 1622665), (30, 1298132), (33, 1180120), (40, 973599), (44, 885090), (55, 708072), (60, 649066), (66, 590060), (88, 442545), (110, 354036), (120, 324533), (132, 295030), (163, 238920), (165, 236024), (181, 215160), (220, 177018), (264, 147515), (326, 119460), (330, 118012), (362, 107580), (440, 88509), (489, 79640), (543, 71720), (652, 59730), (660, 59006), (724, 53790), (815, 47784), (905, 43032), (978, 39820), (1086, 35860), (1304, 29865), (1320, 29503), (1448, 26895), (1630, 23892), (1793, 21720), (1810, 21516), (1956, 19910), (1991, 19560), (2172, 17930), (2445, 15928), (2715, 14344), (3260, 11946), (3586, 10860), (3620, 10758), (3912, 9955), (3982, 9780), (4344, 8965), (4890, 7964), (5379, 7240), (5430, 7172), (5973, 6520)]