18462870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:155

約数の個数: 128

約数和(自身を含む): 53568000

約数和(自身を除く): 35105130

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 59, 61, 90, 95, 114, 118, 122, 135, 171, 177, 183, 190, 270, 285, 295, 305, 342, 354, 366, 513, 531, 549, 570, 590, 610, 855, 885, 915, 1026, 1062, 1098, 1121, 1159, 1593, 1647, 1710, 1770, 1830, 2242, 2318, 2565, 2655, 2745, 3186, 3294, 3363, 3477, 3599, 5130, 5310, 5490, 5605, 5795, 6726, 6954, 7198, 7965, 8235, 10089, 10431, 10797, 11210, 11590, 15930, 16470, 16815, 17385, 17995, 20178, 20862, 21594, 30267, 31293, 32391, 33630, 34770, 35990, 50445, 52155, 53985, 60534, 62586, 64782, 68381, 97173, 100890, 104310, 107970, 136762, 151335, 156465, 161955, 194346, 205143, 302670, 312930, 323910, 341905, 410286, 485865, 615429, 683810, 971730, 1025715, 1230858, 1846287, 2051430, 3077145, 3692574, 6154290, 9231435, 18462870]

約数ペア:

[(1, 18462870), (2, 9231435), (3, 6154290), (5, 3692574), (6, 3077145), (9, 2051430), (10, 1846287), (15, 1230858), (18, 1025715), (19, 971730), (27, 683810), (30, 615429), (38, 485865), (45, 410286), (54, 341905), (57, 323910), (59, 312930), (61, 302670), (90, 205143), (95, 194346), (114, 161955), (118, 156465), (122, 151335), (135, 136762), (171, 107970), (177, 104310), (183, 100890), (190, 97173), (270, 68381), (285, 64782), (295, 62586), (305, 60534), (342, 53985), (354, 52155), (366, 50445), (513, 35990), (531, 34770), (549, 33630), (570, 32391), (590, 31293), (610, 30267), (855, 21594), (885, 20862), (915, 20178), (1026, 17995), (1062, 17385), (1098, 16815), (1121, 16470), (1159, 15930), (1593, 11590), (1647, 11210), (1710, 10797), (1770, 10431), (1830, 10089), (2242, 8235), (2318, 7965), (2565, 7198), (2655, 6954), (2745, 6726), (3186, 5795), (3294, 5605), (3363, 5490), (3477, 5310), (3599, 5130)]