16003890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:237

約数の個数: 144

約数和(自身を含む): 51217920

約数和(自身を除く): 35214030

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, 191, 210, 245, 266, 285, 294, 315, 342, 382, 399, 441, 490, 570, 573, 630, 665, 735, 798, 855, 882, 931, 955, 1146, 1197, 1330, 1337, 1470, 1710, 1719, 1862, 1910, 1995, 2205, 2394, 2674, 2793, 2865, 3438, 3629, 3990, 4011, 4410, 4655, 5586, 5730, 5985, 6685, 7258, 8022, 8379, 8595, 9310, 9359, 10887, 11970, 12033, 13370, 13965, 16758, 17190, 18145, 18718, 20055, 21774, 24066, 25403, 27930, 28077, 32661, 36290, 40110, 41895, 46795, 50806, 54435, 56154, 60165, 65322, 76209, 83790, 84231, 93590, 108870, 120330, 127015, 140385, 152418, 163305, 168462, 177821, 228627, 254030, 280770, 326610, 355642, 381045, 421155, 457254, 533463, 762090, 842310, 889105, 1066926, 1143135, 1600389, 1778210, 2286270, 2667315, 3200778, 5334630, 8001945, 16003890]

約数ペア:

[(1, 16003890), (2, 8001945), (3, 5334630), (5, 3200778), (6, 2667315), (7, 2286270), (9, 1778210), (10, 1600389), (14, 1143135), (15, 1066926), (18, 889105), (19, 842310), (21, 762090), (30, 533463), (35, 457254), (38, 421155), (42, 381045), (45, 355642), (49, 326610), (57, 280770), (63, 254030), (70, 228627), (90, 177821), (95, 168462), (98, 163305), (105, 152418), (114, 140385), (126, 127015), (133, 120330), (147, 108870), (171, 93590), (190, 84231), (191, 83790), (210, 76209), (245, 65322), (266, 60165), (285, 56154), (294, 54435), (315, 50806), (342, 46795), (382, 41895), (399, 40110), (441, 36290), (490, 32661), (570, 28077), (573, 27930), (630, 25403), (665, 24066), (735, 21774), (798, 20055), (855, 18718), (882, 18145), (931, 17190), (955, 16758), (1146, 13965), (1197, 13370), (1330, 12033), (1337, 11970), (1470, 10887), (1710, 9359), (1719, 9310), (1862, 8595), (1910, 8379), (1995, 8022), (2205, 7258), (2394, 6685), (2674, 5985), (2793, 5730), (2865, 5586), (3438, 4655), (3629, 4410), (3990, 4011)]