1409218740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{20023}}^1$

素因数の和:20078

約数の個数: 144

約数和(自身を含む): 4723100928

約数和(自身を除く): 3313882188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 23, 30, 34, 36, 45, 46, 51, 60, 68, 69, 85, 90, 92, 102, 115, 138, 153, 170, 180, 204, 207, 230, 255, 276, 306, 340, 345, 391, 414, 460, 510, 612, 690, 765, 782, 828, 1020, 1035, 1173, 1380, 1530, 1564, 1955, 2070, 2346, 3060, 3519, 3910, 4140, 4692, 5865, 7038, 7820, 11730, 14076, 17595, 20023, 23460, 35190, 40046, 60069, 70380, 80092, 100115, 120138, 180207, 200230, 240276, 300345, 340391, 360414, 400460, 460529, 600690, 680782, 720828, 901035, 921058, 1021173, 1201380, 1361564, 1381587, 1701955, 1802070, 1842116, 2042346, 2302645, 2763174, 3063519, 3403910, 3604140, 4084692, 4144761, 4605290, 5105865, 5526348, 6127038, 6807820, 6907935, 7828993, 8289522, 9210580, 10211730, 12254076, 13815870, 15317595, 15657986, 16579044, 20423460, 20723805, 23486979, 27631740, 30635190, 31315972, 39144965, 41447610, 46973958, 61270380, 70460937, 78289930, 82895220, 93947916, 117434895, 140921874, 156579860, 234869790, 281843748, 352304685, 469739580, 704609370, 1409218740]

約数ペア:

[(1, 1409218740), (2, 704609370), (3, 469739580), (4, 352304685), (5, 281843748), (6, 234869790), (9, 156579860), (10, 140921874), (12, 117434895), (15, 93947916), (17, 82895220), (18, 78289930), (20, 70460937), (23, 61270380), (30, 46973958), (34, 41447610), (36, 39144965), (45, 31315972), (46, 30635190), (51, 27631740), (60, 23486979), (68, 20723805), (69, 20423460), (85, 16579044), (90, 15657986), (92, 15317595), (102, 13815870), (115, 12254076), (138, 10211730), (153, 9210580), (170, 8289522), (180, 7828993), (204, 6907935), (207, 6807820), (230, 6127038), (255, 5526348), (276, 5105865), (306, 4605290), (340, 4144761), (345, 4084692), (391, 3604140), (414, 3403910), (460, 3063519), (510, 2763174), (612, 2302645), (690, 2042346), (765, 1842116), (782, 1802070), (828, 1701955), (1020, 1381587), (1035, 1361564), (1173, 1201380), (1380, 1021173), (1530, 921058), (1564, 901035), (1955, 720828), (2070, 680782), (2346, 600690), (3060, 460529), (3519, 400460), (3910, 360414), (4140, 340391), (4692, 300345), (5865, 240276), (7038, 200230), (7820, 180207), (11730, 120138), (14076, 100115), (17595, 80092), (20023, 70380), (23460, 60069), (35190, 40046)]