55385190

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{661}}^1$

素因数の和:707

約数の個数: 144

約数和(自身を含む): 176595120

約数和(自身を除く): 121209930

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 49, 57, 63, 70, 90, 95, 98, 105, 114, 126, 133, 147, 171, 190, 210, 245, 266, 285, 294, 315, 342, 399, 441, 490, 570, 630, 661, 665, 735, 798, 855, 882, 931, 1197, 1322, 1330, 1470, 1710, 1862, 1983, 1995, 2205, 2394, 2793, 3305, 3966, 3990, 4410, 4627, 4655, 5586, 5949, 5985, 6610, 8379, 9254, 9310, 9915, 11898, 11970, 12559, 13881, 13965, 16758, 19830, 23135, 25118, 27762, 27930, 29745, 32389, 37677, 41643, 41895, 46270, 59490, 62795, 64778, 69405, 75354, 83286, 83790, 87913, 97167, 113031, 125590, 138810, 161945, 175826, 188385, 194334, 208215, 226062, 263739, 291501, 323890, 376770, 416430, 439565, 485835, 527478, 565155, 583002, 615391, 791217, 879130, 971670, 1130310, 1230782, 1318695, 1457505, 1582434, 1846173, 2637390, 2915010, 3076955, 3692346, 3956085, 5538519, 6153910, 7912170, 9230865, 11077038, 18461730, 27692595, 55385190]

約数ペア:

[(1, 55385190), (2, 27692595), (3, 18461730), (5, 11077038), (6, 9230865), (7, 7912170), (9, 6153910), (10, 5538519), (14, 3956085), (15, 3692346), (18, 3076955), (19, 2915010), (21, 2637390), (30, 1846173), (35, 1582434), (38, 1457505), (42, 1318695), (45, 1230782), (49, 1130310), (57, 971670), (63, 879130), (70, 791217), (90, 615391), (95, 583002), (98, 565155), (105, 527478), (114, 485835), (126, 439565), (133, 416430), (147, 376770), (171, 323890), (190, 291501), (210, 263739), (245, 226062), (266, 208215), (285, 194334), (294, 188385), (315, 175826), (342, 161945), (399, 138810), (441, 125590), (490, 113031), (570, 97167), (630, 87913), (661, 83790), (665, 83286), (735, 75354), (798, 69405), (855, 64778), (882, 62795), (931, 59490), (1197, 46270), (1322, 41895), (1330, 41643), (1470, 37677), (1710, 32389), (1862, 29745), (1983, 27930), (1995, 27762), (2205, 25118), (2394, 23135), (2793, 19830), (3305, 16758), (3966, 13965), (3990, 13881), (4410, 12559), (4627, 11970), (4655, 11898), (5586, 9915), (5949, 9310), (5985, 9254), (6610, 8379)]