156947940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:302

約数の個数: 144

約数和(自身を含む): 491203440

約数和(自身を除く): 334255500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 97, 101, 178, 180, 194, 202, 267, 291, 303, 356, 388, 404, 445, 485, 505, 534, 582, 606, 801, 873, 890, 909, 970, 1010, 1068, 1164, 1212, 1335, 1455, 1515, 1602, 1746, 1780, 1818, 1940, 2020, 2670, 2910, 3030, 3204, 3492, 3636, 4005, 4365, 4545, 5340, 5820, 6060, 8010, 8633, 8730, 8989, 9090, 9797, 16020, 17266, 17460, 17978, 18180, 19594, 25899, 26967, 29391, 34532, 35956, 39188, 43165, 44945, 48985, 51798, 53934, 58782, 77697, 80901, 86330, 88173, 89890, 97970, 103596, 107868, 117564, 129495, 134835, 146955, 155394, 161802, 172660, 176346, 179780, 195940, 258990, 269670, 293910, 310788, 323604, 352692, 388485, 404505, 440865, 517980, 539340, 587820, 776970, 809010, 871933, 881730, 1553940, 1618020, 1743866, 1763460, 2615799, 3487732, 4359665, 5231598, 7847397, 8719330, 10463196, 13078995, 15694794, 17438660, 26157990, 31389588, 39236985, 52315980, 78473970, 156947940]

約数ペア:

[(1, 156947940), (2, 78473970), (3, 52315980), (4, 39236985), (5, 31389588), (6, 26157990), (9, 17438660), (10, 15694794), (12, 13078995), (15, 10463196), (18, 8719330), (20, 7847397), (30, 5231598), (36, 4359665), (45, 3487732), (60, 2615799), (89, 1763460), (90, 1743866), (97, 1618020), (101, 1553940), (178, 881730), (180, 871933), (194, 809010), (202, 776970), (267, 587820), (291, 539340), (303, 517980), (356, 440865), (388, 404505), (404, 388485), (445, 352692), (485, 323604), (505, 310788), (534, 293910), (582, 269670), (606, 258990), (801, 195940), (873, 179780), (890, 176346), (909, 172660), (970, 161802), (1010, 155394), (1068, 146955), (1164, 134835), (1212, 129495), (1335, 117564), (1455, 107868), (1515, 103596), (1602, 97970), (1746, 89890), (1780, 88173), (1818, 86330), (1940, 80901), (2020, 77697), (2670, 58782), (2910, 53934), (3030, 51798), (3204, 48985), (3492, 44945), (3636, 43165), (4005, 39188), (4365, 35956), (4545, 34532), (5340, 29391), (5820, 26967), (6060, 25899), (8010, 19594), (8633, 18180), (8730, 17978), (8989, 17460), (9090, 17266), (9797, 16020)]